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Telephone
convert voiced sound to an electric signal for transmission over a network.
See Also: Phone, Telephony, Geophones, Headphone, Hydrophones, Microphones, DTMF
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Telephone Test Sets
Telephone test sets are a standard among telephone linemen. For the past 100 years, a test set’s functionality hasn’t changed much. Times are changing, networks are changing and now butt sets are changing. No longer are they single-purpose tools but are evolving into full-fledged, multi-functional test sets. Enter Fluke Networks’ newest line of VDV (voice, data and video) telephone test sets. We’ve taken the best features from our existing line, added new technology and totally redesigned them to lighten up your tool belt.
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Cable Detectors
PeakTech Prüf- und Messtechnik GmbH
This cable detector works acoustically and offers a quick and inexpensive solution to find voltage-free lines in the house installation, to test telephone lines, to identify individual cables / wires or to carry out a continuity test.
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Acoustic Transducer
RESON TC 1037
Originally designed for underwater telephone systems, the TC 1037 is a rugged directional transducer ideal for operating at low frequencies.
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Network Toner & Probe Kit
MT-7028
The MT-7028 lets you easily locate and verify the cable status and troubleshoot wiring for continuity, shorts, opens and crossover on RJ45 Lan cable Cat 55e67 (UTP/STP)RJ11/12 Telephone cable Cat. 3 (2/4/6 pin) & normal solid/Stranded wire by alligator clips patch cord. Ideal for all installation and maintenance fields of telecommunication, networking, datacom, Audio/Video, cable TV, and all weather cabling, etc.
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Line Tester
LT51
The LT51 Line Tester is a portable handheld battery powered instrument for Data, DSL, Telephone, Voice Copper Line testing. It combines the features of several pieces of test equipment such as a Level Meter / Spectrum Analyser, Distortion Analyser, Oscillator, Handheld DMM and TDR in the one small lightweight package.
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Telephone, Exchange & DSLAM Tester
ETET 30
Exchange, Line, Phone, ADSL/VDSL DSAM test, Modem detection.
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PSTN Network Analyzers
E1 & T1, Data, DSL, Protocols, BER Analyzers
With 20 years of experience in the development and production of test instruments, GAOTek is proud to provide a large selection of PSTN analyzers that meet the requirements of technicians working in the telecom industry for sale to the United States, Canada and Globally. Public Switched Telephone Network (PSTN) was designed to ease the two-way communication between two points or two users. In the beginning, a direct connection between two points was very simple, however the cost was too high depending on the distance and geography. The network engineers revolutionized voice communications by creating PSTN which is still in use today.
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EMF Measurements Antennas
An isotropic antenna that allows to carry out radiated emission and environment exposure measurement (elettrosmog) to the radio frequencies in proximity of radio and television stations and repeaters for mobile telephone.
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Power Over Ethernet (PoE)
Power over Ethernet (PoE) is a revolutionary technology that enables delivery of power over standard Ethernet infrastructure to facilitate quick and easy installation of WLAN access points, network cameras, IP telephones and other IP-based devices. The proliferation of Ethernet-connected devices such as Pan-Tilt-Zoom (PTZ) security cameras, 802.11ac and 802.11ax access points, LED luminaires and Internet of Things (IoT) appliances has created an unprecedented demand for more power. PoE is the key to efficiently, cost-effectively and reliably power network devices.
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Dual Mobile Comm DC Source w/ Battery Emulation
66319B
The Keysight Mobile Communications DC Source 663xx series offers several features ideal for testing wireless and battery powered devices. Excellent voltage transient response ensures maximum test-system throughput by minimizing device shutdowns due to significant voltage drops in the test wiring. Built-in advanced measurement system to accurately measure battery current drains when the device operates in different modes and a Keysight-developed feature that enables cellular telephone manufacturers to detect permanently and intermittently open-sense wire connections. The Keysight 66319B dual output mobile communications dc source provides two outputs for testing both the main battery power and the battery charger circuitry, allowing customers to test phones and chargers with the same equipment. This feature helps save on rack space (2 outputs in a rack box) and eliminates the need for two separate power supplies.
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Thyristors
ProTek's Thyristor Surge Suppression devices are designed to protect telecommunications equipment against lightning and transients induced by AC power lines. These devices are ideal for use in central office equipment, PBX, DSU, OCU, digital telephones, fax machines, modems and radio controlled equiment.
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8 Port Phone Line Simulator (FXS) Adv
CH-8FXS-A
This unit has 8 analog phone lines (FXS) making it a perfect tool for testing VoIP gateways, IVR, modems, access servers, audio conference equipment or anything that requires phone lines. Telephone line simulator acts like a "telephone company in a box" providing dial tone, ring voltage and all advanced phone line features such Caller ID, Call Waiting, Call Hold, Three Way Calling and many others.
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16 Port Analog Phone Line (FXS)
SIM-16FXS
This unit has 16 analog phone lines (FXS) making it a perfect tool for testing VoIP gateways, IVR, modems, access servers, audio conference equipment or anything that requires phone lines. Telephone line simulator acts like a "telephone company in a box" providing dial tone, ring voltage and all advanced phone line features such Caller ID, Call Waiting, Call Hold, Three Way Calling and many others.
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McMurdo FastFind - Neck Lanyard
10-91-060-002A Fast Find 210
Standard model with GPS for extra fast position location Announcing the amazing new McMurdo FastFind Satellite Personal Locator Beacon (PLB): the most compact, waterproof and versatile 406 MHz emergency location beacon available on the market today.The Fast Find is a 406 MHz Personal Location Beacon (PLB) that should be carried by individuals, who are embarking on trips into areas around the world where there is little or no other forms of communication or where other forms of communication are unlikely to work. The Fast Find acts as your personal Emergency Location Beacon, it is your last resort communication to the national and international search and rescue bodies and it should not be misused. The Fast Find is designed as a direct communication, to the 406 MHz Search and Rescue satellite system, its signal indicates that you are in need of urgent response and assistance. The location of a McMurdo Fast Find 210 GPS PLB can be determine to a typical positional accuracy of about +/- 62 metres (0.03 miles) within a few minutes of PLB activation. McMurdo FastFind PLB Manual (.pdf)Its small size belies its rugged construction and powerful output. There is no compromise. Once activated, the distress beacon will send out a signal for help, and continues to transmit for at least 24 hours, at a powerful 5 watt output, ensuring that your call for help gets through whatever the conditions. The pocket sized beacon transmits at the press of a button, to alert search and rescue services to your plight.McMurdo FastFind PLB is an essential piece of life-saving equipment, weighing in at just 5.3 oz (150g) and having the size of an average mobile telephone (actual dimensions being 1.34”/34mm x 1.85”/47mm x L 4.17”/106mm) it will slip into the smallest pocket or backpack compartment. The user can activate it in the most remote locations around the world: on land, at sea or in the air, and can be confident of being able to contact the world’s professional search and rescue services directly if they are to encounter a possibly life-threatening situation.McMurdo FastFind PLB comes equipped with an integral 50-channel GPS system and complies with rigid federal and international standards. It operates on the global COSPAS SARSAT 406MHz search and rescue satellite communication system, so a call for help will be acted upon…and fast. The McMurdo FastFind PLB is subscription FREE and does not rely on any commercial call centers.THE McMurdo FastFind PLB model transmits two signals simultaneously: a global 406 MHz signal and a 121.5MHz local signal. Once activated, McMurdo FastFind PLB’s signals will continue to transmit for at least 24 hours, at a powerful 5 watt output, the 406 MHz transmission ensures that a call for help gets through, no matter what the conditions. McMurdo FastFind PLB also includes a unique flashing SOS LED light to further assist in speeding up the user’s recovery time during night rescues.McMurdo FastFind PLB will operate in temperatures as low as -20°c and its integral battery has a user storage life of 5 years, so there’s no need for frequent battery changes or re-charging.Put a McMurdo FastFind PLB in your pocket, and get found fast.
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Split-box Pipe & Cable Locator
Weshine Electric Manufacturing Co., Ltd
Pipe Locator is specially designed to detect pipes, sondes, telecommunication lines buried utilities. This device may detect buried power cables, CATV cables, gas and water pipes, sewer lines, telephone cables, fiber optic cables with sheath, sondes, inspection camera transmitters. The Transmitter emits a signal.
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SparkFun RJ11 Breakout
This is the SparkFun RJ11 Breakout, two simple breakout boards for the common 6-pin RJ11 connector. These little boards can easily have one of our RJ11 6-Pin Connectors to work with common telephone cables. Each board features standard B/R/Y/G (Black/Red/Yellow/Green) labels on the top of the board to match a standard telephone wire. Additionally, each board has pin numbers on the back side that match with the pins on the connector.
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Cable Management Tools and Testers
For anything compture repair and workstation installation tool, you've come to the right place. C2G carries a variety of cable tools and testers for network, coaxial, electrical, F-type, PC, telephone, and fiber cables. Our crimp tools are also available for RCA, BNC, F-type, RJ45, RJ11, RJ12, and flat ribbon connectors. C2G cable cutting tools can be used to cut a range of wiring types, from RG6 and RG59 coax, speaker wire, UTP network cable, flat ribbon, and more.
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FCC Testing and Certification
Washington Labs provides FCC Testing and has many years of experience and expertise in the following:FCC Part 15 Testing for Computing Devices, Cordless Telephones, Satellite Receivers, TV Interface Devices, Receivers, Low Power Transmitters, and Spread Spectrum Transmitters, UNII & others.FCC Part 22 Testing for Cellular TelephonesFCC Part 25 Testing for Satellite CommunicationsFCC Part 90 Testing for Private Land Mobile Radio Services – Includes Paging Devices and Mobile Radio TransmittersFCC Part 95 Testing for Personal Radio ServicesFCC Part 18 Testing for Industrial, Scientific, and Medical Equipment i.e. Microwave, and RF Lighting Ballast (ISM)FCC Part 24 Testing for Personal Communications SystemsFCC Part 80 Testing for Marine Radio Transmitters
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Telos Systems
Telos Systems—part of the Telos Alliance—was founded in 1985 by Steve Church, a talk show radio host and engineer who was dissatisfied with the poor quality of the on-air telephone calls on his shows. He was also an Engineer determined to do something about it. The resulting Telos 10 telephone interface system was a great success, inspiring Steve to build a business to make and sell the systems. Telos Systems has since become the industry leader in broadcast telephone systems and IP and ISDN codecs. The breakthrough Telos Zephyr audio codec, for example, is one of the most successful digital broadcast products in history, with more than 21,000 in use worldwide. Telos telephone hybrids and on-air talk show systems set the performance benchmark for the industry, and we continue to pioneer groundbreaking technology that pushes boundaries and gives broadcasters the telephony solutions they need for reliability, efficiency, and the best possible sound quality.
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8 Port Analog Phone Line (FXS)
CH-8FXS
This unit has 8 analog phone lines (FXS) making it a perfect tool for testing VoIP gateways, IVR, modems, access servers, audio conference equipment or anything that requires phone lines. Telephone line simulator acts like a "telephone company in a box" providing dial tone, ring voltage and all advanced phone line features such Caller ID, Call Waiting, Call Hold, Three Way Calling and many others.
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Pro CABLE TESTER
PK-101/PK-101C
PK101 is an innovative tester to perform full cabling testing, displaying wiremap, cable ID, faults, toning and identify active network port on all common low-voltage cabling system in today's automated homes, network, telephone or video media, and determine cable run length up to 300 M.
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Cable Tracers
162 CB
Standard Electric Works Co., Ltd
Filter Probe● Works with any Tone Generator to identify wires.● Volume control for increasing sensitivity and adjustable to suit work environment.● 2 operation modes: Filter on / Filter off.● The auto-off function (5 minutes) prevents battery consumption.● Power supply is available in any 9V battery with a life of approximately 50 hours.● A phone jack is designed for headset or handset.● Flashlight function.Tone Generator● Tone Generator is a great tool for locating and identifying cable pairs or individual conductors.● 162 CB-G doesn't only provide the function of a tone generator, but also serves as a continuity and polarity tester.● A tone selector switch located inside the unit for selection of the fast tone or the slow tone.● Two bi-colored LEDs for Line1 and Line 2 indication of the polarities of the telephone lines.● The unit has alligator type terminals, a modular cable of 4 conductors with a strong connector.● The tone and continuity functions are only applied to Line1. (Modular connector)
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Fixed Telephone Communication
PBE provides Fixed Phone Voice Communication for safe, efficient and reliable underground operation.Two-way voice communication underground is a necessity to provide a safe and productive work environment. PBE offers a number of fixed phone solutions that can be deployed to provide secure voice communications. Solutions can be analogue or digital and be either stand-alone or integrated into PBX and mobile infrastructure.PBE Fixed Telephones provide clear and undistorted communication throughout the entire underground phone system. PBE telephone networks are compatible with other analog and VoIP phones on the market today which allows to combine different products for a complete communication system above and below the ground.
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Outdoor AGC Optical Node
SR814B
Hangzhou Softel Optic Co., Ltd.
Based on plenty of experience about CATV HFC network optical fiber transmission equipment, we developed SR802, SR802B, SR804, SR804B series field optical receiver which is two-way optical receiver; They are mainly used in long-distance optical fiber transmission of TV image signal, digital TV signal, telephone voice signal and data (or compressed data) signal. We are innovating the product technology, rebuilding the line structure and Improving the process quality since we developed the first CATV optical receiver successfully in 1995; The current WR series optical receiver are not only of the lead position in domestic level regarding line technique, but also the same as imported product regarding technological quality; We have developed a variety of different models for users to choose models.
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Artificial Ear
AE1000
Artificial ear is designed to simulate human ear to test what human can hear. AE1000 conforms to IEC60318 and ITU-T P.57 standard. You can use AE1000 in the audio test of telephone, cell phone, or microphone.
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Doorbell And Telephone Detector
ELK-930
he ELK-930 performs three functions. It can detect ring activation from one or two doorbell buttons and a single telephone line. It conveniently isolates the voltage and current and produces an open collector (pull to ground) output which can be used to trigger an automation controller, relay, timer, etc.
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LED Light Source
FOD 113
The LED Light Source FOD 113 or FOD 114 is a light weight and a very small size portable device which has been created to become as popular as a cellular telephone or a pager. The devices of this series are equipped with a universal optical interface which allows quicker hook up to the line, thus saving time for complete measurements. The LED Light Sources meet TIA/EIA-526-14A requirements for coupling power into multimode fiber.
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Acoustic Transducer
RESON TC 1026
Ideal for taking long or short baseline measurements, the TC 1026 is a powerful communications transducer for transponder, telephone and acoustic telemetry systems.
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Dial Up Modem Test
ModemTest 1.3
Test your dial up modem and telephone line for errors and connection speed. A local loopback test is provided as well as a master / slave test. The master / slave test requires 2 modems and 2 telephone lines. ModemTest is compatible with most dial up modems. (9.6 - 56Kbits)
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Structured Wiring
Structured wiring refers to a whole-house network of audio, video, data, telephone, television, home automation or security signals. This wiring can be installed when a home is being built. It may be put in during a remodel. Structured wiring can also be added on its own.
