Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
The ITT Cannon 120-1840-000 is a circular connector with SNAP coupling, 6 contacts made of copper alloy with silver finish. It features a solid backshell and elastomeric shell material, suitable for cable mounting applications. Ideal for use in various industries requiring reliable male and female receptacle connectors.
Median Price
$5.280
Lifecycle Status
Suppliers In-Stock
10
In-Stock Inventory
1k+
DigiKey
1+ parts
100+ parts
$3.780
1k+ parts
-
10k+ parts
PEI Genesis
Newark
$8.850
$7.140
Verical
DigiKey Marketplace
$3.740
$2.290
Nova Conductors
$20.040
Vyrian
VNN
EMSNET
Bristol Electronics
Ampacity Inc.
$2.070
Advanced Electronics
$8.296
$8.213
$7.881
Continental Prestige Electronics
$19.639
Netroflash
Argo Parts USA
Perfect Parts
Snap coupling makes it easy and quick to connect and disconnect the circular connectors, saving time and effort during installation and maintenance.
The inclusion of an empty shell allows for customization and flexibility in configuring the connector to specific requirements or applications.
Circular connectors are known for their reliability and durability, making them suitable for a wide range of industrial and commercial applications.
Copper alloy contacts offer excellent conductivity and corrosion resistance, ensuring reliable electrical connections and long-term performance.
Silver finish on mating contacts enhances conductivity and reduces the risk of oxidation, improving the overall connection quality.
Having 6 contacts allows for multiple connections within a single connector, increasing the versatility and functionality of the product.
Solid backshell provides robust protection to the contacts and cables, ensuring secure connections and enhancing the overall durability of the connector.
Cable mounting simplifies installation and routing, making it suitable for applications where cables need to be connected and secured using the circular connector.
Elastomeric shell material offers good mechanical properties and environmental protection, making the connector resilient to harsh conditions and physical impacts.
Having both male and female contacts allows for versatile connections and compatibility, making the connector suitable for various mating configurations.
Receptacle shell style provides a secure housing for the contacts and ensures proper alignment during mating, enhancing the overall reliability of the connection.
Other Function Circular Connectors 120-1840-000 attributes and parameters. Explore more Other Function Circular Connectors devices from ITT Cannon
Additional Features:
Backshell Type:
Body or Shell Style:
Connector Type:
Mating Contact Finish:
Contact Gender:
Contact Material:
Coupling Type:
DIN Conformance:
Empty Shell:
Filter Feature:
IEC Conformity:
MIL Conformity:
Manufacturer Series:
Mixed Contacts:
Mounting Type:
Option:
Shell Material:
Total No. of Contacts:
120-1840-000 Connectors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8536.69.40.20
SB
From the invention of the rack-and-panel and D-sub connectors to the latest miniaturized products, ITT Cannon provides innovative interconnect solutions to customers around the world. From our global manufacturing locations we serve a wide range of markets, including commercial aviation, defense, energy, industrial, medical, oil & gas, transportation, and space.
STM32H753BIT6
STMicroelectronics
STM32H753BIT6 by STMicroelectronics is a 32-bit microcontroller with 208 terminals, operating at up to 48 MHz. It features 20-Ch 16-Bit ADCs, 2-Ch 12-Bit DACs, and extensive peripherals for industrial applications like CAN, Ethernet, and USB connectivity. With a wide temperature range of -40 to +85 °C, it's ideal for demanding environments requiring high-speed processing capabilities.
LM107H
Rochester Electronics
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Code: TO-99; Package Shape: ROUND;
LM317T
Tt Electronics Plc
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; Qualification Status: Not Qualified; JESD-30 Code: R-PSFM-T3;
Linear Technology
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Operating Temperature (TJ-Min): 0 Cel; No. of Functions: 1; JESD-609 Code: e0;
BAV99
Shanghai Lunsure Electronic Technology
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
First Components International
LM358MX
Fairchild Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
TCA6424ARGJR
Texas Instruments
TCA6424ARGJR by Texas Instruments is a CMOS parallel I/O port with 24 bits and 3 ports. It operates b/w -40 to 85°C, suitable for industrial applications. With a max clock frequency of 0.4 MHz, it offers low power consumption at only 0.03 mA supply current.
BSS84-7-F
SPC TECHNOLOGY/ MULTICOMP
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Package Shape: RECTANGULAR; Transistor Element Material: SILICON;
LM555CN
National Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
LM358AN
Philips Semiconductors
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
1N4148
Silicon Standard
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
SS14
Meritek Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
FDLL4148
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LL4148
Goodwork Semiconductor
Cheng-yi Electronic
2N7002,215
NXP Semiconductors
2N7002,215 by NXP Semiconductors is a small signal N-CHANNEL FET with a min DS breakdown voltage of 60V and max drain current of 0.3A. It is used for switching applications in enhancement mode, operates b/w -65 to 150 °C, and has a max power dissipation of 0.2W.
Panasonic
MIXER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
MS3V-T1R32.768KHZ+/-20PPM12.5PF
Golledge Electronics
MS3V-T1R32.768KHZ+/-20PPM12.5PF by Golledge Electronics is a crystal oscillator with 20 ppm frequency tolerance, 126% stability, and 12.5 pF load capacitance. It is ideal for applications requiring precise timing in temperature-sensitive environments due to its -40 to 85 °C operating range.
Excel (Suzhou) Semiconductor
1425588
Phoenix Contact
CIRCULAR CONNECTOR; Contact Material: NOT SPECIFIED; Termination Contact Finish: NOT APPLICABLE; Mating Contact Finish: NOT SPECIFIED;
UTG01412P
Souriau
CIRCULAR CONNECTOR; Filter Feature: NO; Mounting Type: CABLE AND PANEL; Shell Size: 14; Mixed Contacts: NO; Insulator Material: PLASTIC;
21033291801
Harting Electronics & Kg
CIRCULAR CONNECTOR; Contact Material: NOT SPECIFIED; Mating Contact Finish: NOT SPECIFIED; Termination Contact Finish: GOLD; JESD-609 Code: e4;
ERA.0S.650.CTL
Lemo Usa
CIRCULAR CONNECTOR; Mating Contact Finish: NOT SPECIFIED; Contact Material: NOT SPECIFIED;
PHN.1M.308.XLMT
PHN.1M.308.XLMT by Lemo Usa is a threaded circular connector with 8 contacts, fluid/vibration resistance, and aluminum alloy shell. Ideal for cable mounting applications requiring crimp termination, it features female contact gender and socket body style.
AT04-3P-RJ120
Amphenol
CIRCULAR CONNECTOR; Termination Contact Finish: NOT APPLICABLE; Contact Material: NOT SPECIFIED; Mating Contact Finish: NOT SPECIFIED;
SLPPA25BSR3
The Amphenol SLPPA25BSR3 is a circular connector with SNAP coupling, suitable for temperatures ranging from -40 to 125°C. Featuring a solid backshell and environment-resistant design, it is ideal for cable mounting applications requiring male contact gender and plug body style.
T4111401051-000
TE Connectivity
TE Connectivity's T4111401051-000 is a threaded circular connector with 5 contacts, rated for 60V and 4A. Made of polybutylene terephthalate, it operates b/w -40 to 85°C. Ideal for applications requiring durable male connectors with polarization key in plug shell style.
UTG01412PH
Esterline Technologies
CIRCULAR CONNECTOR; Option: WATERPROOF; Contact Gender: MALE; DIN Conformance: NO; Filter Feature: NO; IEC Conformity: NO;
T3374501
Amphenol T3374501 is a circular connector with bayonet coupling, nickel finish, and 5 contacts. It is used for cable mounting applications requiring solid backshell and male contact gender. The connector features metal shell material and solder termination.
T4171220008-001
TE Connectivity T4171220008-001 is a circular connector with 8 contacts, rated for 30V and 2A. Featuring a nickel finish shell made of brass, it operates b/w -40 to 85°C. Ideal for applications requiring male connectors with round pin sockets in polarized configurations.
1424243
The Phoenix Contact 1424243 is a threaded circular connector with a gold termination contact finish. It has 6 contacts and a zinc alloy shell material, with nickel plating for the shell finish. This connector is IEC compliant and commonly used in board and panel mounting applications.
1838893-1
TE Connectivity 1838893-1 is a threaded circular connector with 3 contacts, rated at 5A for signal current. It has a brass shell finish, male contact gender, and solder termination type. Ideal for applications requiring a polarized plug with solid backshell, suitable for temperatures ranging from -25 to 90°C.
32065
Woodhead Industries
CIRCULAR CONNECTOR; MIL Conformity: NO; DIN Conformance: NO; Body or Shell Style: RECEPTACLE; IEC Conformity: NO; Manufacturer Series: 32065;
1200270127
Molex
CIRCULAR CONNECTOR; Contact Material: NOT SPECIFIED; Mating Contact Finish: NOT SPECIFIED; Termination Contact Finish: NOT APPLICABLE;
1681169
Phoenix Contact 1681169 is a threaded circular connector with gold contact finish, suitable for cable mounting. Featuring 4 contacts, polyamide shell material, and solder termination type. Ideal for applications requiring reliable male plug connections like SACC-M8FS-4CON-M mating info.
1436974
Phoenix Contact 1436974 is a circular connector with 0.65" body diameter, gold termination finish, and polyamide66 insulator. It operates b/w -25°C to 85°C, suitable for environment-resistant applications. With threaded coupling and solder termination, it has 8 contacts for board and panel mounting.
206434-1
TE Connectivity 206434-1 is a threaded circular connector with 8 contacts, rated for 250V and 7.5A signal current. Featuring polyethylene insulation, it operates b/w -55 to 105°C and has a durability of 500 cycles. Ideal for commercial applications requiring reliable cable termination in environments with temperatures ranging from extreme cold to moderate heat.
1200110238
Molex 1200110238 is a threaded circular connector with 5 contacts, made of brass shell with nickel finish. It operates b/w -20°C to 80°C, suitable for board and panel mounting applications requiring solder termination for female contacts.
FGG.0B.304.CLAD52Z
FGG.0B.304.CLAD52Z by Lemo Usa is a circular connector with 0.37" body diameter and 1.38" body depth, suitable for cable mounting applications. It has a snap coupling type, chrome plated shell finish, and operates b/w -55°C to 250°C. Ideal for environments requiring corrosion/moisture resistance, it features a solid backshell and solder termination type.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
120-1809-000
ITT Cannon
ITT Cannon's 120-1809-000 is a SNAP coupling type circular connector with a solid backshell. It has 4 contacts made of copper alloy with silver finish, and is suitable for cable mounting. The connector's body style is plug and it can be used for various applications requiring reliable connections.
120-1906-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE; Additional Features: COMPATIBLE CONTACTS: 031-1297-000; 031-1296-000; 030-2244-001; 030-2244-002; Contact Material: COPPER ALLOY; IEC Conformity: NO;
120-1804-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; Empty Shell: YES; Mating Contact Finish: SILVER; Shell Material: ELASTOMERIC;
120-1806-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; Additional Features: COMPATIBLE CONTACTS: 030-2196-000; 031-1267-000; 030-2196-007; 031-1267-006; 030-2196-008; Coupling Type: SNAP; Total No. of Contacts: 4;
1201165014
CIRCULAR CONNECTOR; Mating Contact Finish: NOT SPECIFIED; Contact Material: NOT SPECIFIED; Termination Contact Finish: NOT APPLICABLE;
120-1869-000
ITT Cannon's 120-1869-000 circular connector features SNAP coupling, COPPER ALLOY contacts with SILVER finish, and 10 contacts. Ideal for cable and panel mounting applications, this plug connector has an ELASTOMERIC shell material and supports both male and female contact genders.
120-1873-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; DIN Conformance: NO; IEC Conformity: NO; Empty Shell: YES;
120-1832-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE; Mixed Contacts: NO; MIL Conformity: NO; Mounting Type: CABLE;
120-1807-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; Body or Shell Style: PLUG; DIN Conformance: NO; Additional Features: COMPATIBLE CONTACTS: 030-2196-000; 031-1267-000; 030-2196-007; 031-1267-006; 030-2196-008;
120-1808-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; MIL Conformity: NO; DIN Conformance: NO; Filter Feature: NO;
120-1841-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; MIL Conformity: NO; Mixed Contacts: NO; Contact Material: COPPER ALLOY;
120-1842-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; Body or Shell Style: PLUG; MIL Conformity: NO; Mixed Contacts: NO;
120-1865-000
120-1865-000 by ITT Cannon is a SNAP circular connector with 8 contacts, copper alloy material, and silver finish. It features a solid backshell and elastomeric shell material, suitable for cable and panel mounting applications.
120-1867-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; Mating Contact Finish: SILVER; Shell Material: ELASTOMERIC; Empty Shell: YES;
120-1805-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; IEC Conformity: NO; Mating Contact Finish: SILVER; Total No. of Contacts: 3;
120-1833-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Total No. of Contacts: 1; Backshell Type: SOLID; MIL Conformity: NO;
120-1839-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; Termination Type: CRIMP; MIL Conformity: NO; DIN Conformance: NO;
120-1866-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; IEC Conformity: NO; Shell Material: ELASTOMERIC; Additional Features: COMPATIBLE CONTACTS: 030-2196-000; 031-1267-000; 030-2196-007; 031-1267-006; 030-2196-008;
120-1868-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; Body or Shell Style: RECEPTACLE; Mounting Type: CABLE AND PANEL; Shell Material: ELASTOMERIC;
120-1870-000
CIRCULAR CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: MALE AND FEMALE; Filter Feature: NO; Total No. of Contacts: 10; Body or Shell Style: RECEPTACLE;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved