Telephones

series Optical Telephone GAO-5X -Major. Imported laser components (transmitting and detecting). Long-short communication switchover to adapt to different locations. Full duplex communication. (GAO-5B with three-way calling). Automatic storage of power-off volume. Early warning of low volume. Small volume, light weight, and portability ...more

Tel Line Tester GAO230C is developed based on the common line tester. But it has got some more additional functions of faults testing, high voltage warning and etc. ...more

The tests required in TIA/EIA-IS-968 include Telephone Line Surge, Type A and B, and Power Line Surge as described in Paragraph 68.302. Compliance West USA has surge equipment that will generate the waveform required for each of these tests. Purchase of all five MegaPulses, and the Isolation Module required to conduct the Power Line Surge Te ...more

The DCOSS APS (Analog Phone Simulator) converts a GL DCOSS into an analog phone simulator that simulates a bank of up to 384 analog telephones. Using a basic DCOSS with T1 trunks along with the APSCB24/48 external boxes, the DCOSS APS may be used to test a Central Office (CO), PBX, Gateway, or other telecommunications equipment, which provide ...more

SS7 (Signaling System 7) separates the information required to set up and manage telephone calls in the Public Switched Telephone Network (PSTN) onto a separate packet switched network (Signaling Network). It uses Message Signal Units (MSUs), Link Status Signal Units (LSSUs), and Fill-In Signal Units (FISUs) as signal units. The main protocols ...more

QoE Systems’ Q-Master Voice SW deals with the quality assessment aspect of communication solutions, such as voice codecs, handsets, gateways, etc.. The Q-Master SW uses perceptual analysis capabilities as defined by ITU-T P.862. The result of the measurement is a MOS (Mean Opinion Score) to interpret quality of speech as perceived by an end user. ...more

Provides basic operation tests for corded and cordless telephones, answering machines, fax machines and automatic dialers Checks line and handset cord for continuity, shorts and intermittents Verifies number dialed or redialed (pulse or Touch Tone) Verifies that voice and DTMF levels are above minimum required level Provides low and normal rin ...more

FSK/DTMF compatibility DTMF meets GB/T15279-94 Dialing number display, caller ID display Checking wire pairs functionLow voltage warning, auto power off and energy-save design Compact & simple. ...more

GAO-8AS Lookafor is developed for the fault testing of local telephone circuit using internationally advanced measuring technique in connection with the current situationof domestic telephone network. The instrument is of portable structure, and specially designed for the use of telecom and exchanger room operating staffs, line attendants, mob ...more

Common Telephone: Dial, Talk, Redial, Mute, T/P switch Fault Testing: Insulation, Break, Grounding Call; Talk Telephone Testing MonitoringTelecom Line Identifying (Telephone line, ISDN line, ADSL line) ...more

Tel Line Tester GAO 230Dis a multi-functional tester. Thanks to its dumbbell shape, it can be put on the shoulder during operation, which successfully enables the operator to do other work conveniently at the same time. What is more, the operator can even go climbing as it can be hung in the tool belt of waist by the pothook. Regarding the mat ...more

The Model 3540 is a two-channel DSP-based instrument that can be configured as a Central Office (FXS) on one or both channels, and/or as Telephony Equipment (FXO) on one or both channels. Central Office Simulation allows the Model 3540 to generate DC Voltage plus a wide range of country-specific SMS, Caller ID, FSK, Ringing, Call Progress, Noise, ...more

Teltone's TLS-3B 2-line simulator makes it easy to test or demonstrate equipment that connects to the North American telephone network (POTS), without requiring a live central office connection. Features: Two line Central Office/PBX simulator with one talk path. Supports single and multiple message format Caller ID plus Visual Message Waiting. ...more

The AI-5120 is a compact device designed for monitoring and analyzing signals present on the telephone line. By sensing the voltage present on the telephone line it detects and measures ringing, DTMF & pulse dialing, FSK (Bell 202 and V.23) signals, line polarity reversals, and open switching intervals (OSI). Working in conjunction with th ...more

PC plug in card capable of emulating a central office telephone line. Includes Windows 3.1, 95, 98, and NT DLL?s for generating programmable tones, FSK signals, DTMF signals, and ringing signals. Performs DTMF, RMS level, and THD measurements. Designed to be integrated into custom test systems. ...more

PC based signaling analyzer and generator for telephone devices. Analyzes DTMF and pulse dialing, flash timing. Generates programmable ringing signals, network tones, Type I and Type II Caller ID. Supports up to 4 telephone lines. ...more

The AI-80 is a fully programmable stand alone Caller ID signal generator designed for production environments. It is capable of generating signals for all FSK and DTMF based Caller ID standards. Includes general telephone signal analysis features and a highly flexible programming language for sophisticated and complex production testing sequen ...more

.Mega Ohm mW Meter for Testing Insulation Resistance and Determining Line Conditions without Help from the Central Office. High Impedance Monitor Mode so not to Disrupt Conversation or Data Transfer. Other Convenient Functions Include: Last Number Redial, Hook and Flash, Speaker Phone, Mute, Polarity Check, Battery Check, Touch Tone, and Pulse ...more

Test-Um's most economical test set for basic telephone system work. Last Number Redial - 32 digits. Continuous Line Polarity Indication (TALK or MONITOR). Amplified Line Monitor for volume levels comparable to "off hook" operation. Modular Cord Set Attachment  ...more

A telephone line analyzer that tests active phone lines with RJ-11 or RJ-45 modular jacks. ...more

This LAN tester for different cable types is indispensable in network installation and maintenance activities. This compact device can be used for testing network and telephone cables (RJ-45, RJ-11 and BNC). It can test most types of telephone and computer cables. ...more

A telephone line analyzer that provides fast indication of telephone line polarity, ring and line voltage levels. Also indicates condition of phone line from user's telephone to central telephone office and can check basic telephone functions and condition of telephone line cord. ...more

Telephone test set with LCD readout and voltmeter. Technical Support Number programmed into memory dial. Amplified Line Monitor for volume levels comparable to "off hook" operation. Tone and Pulse Dialing.  ...more

The hands-free personal communications set that can be used in any wiring environment. Clear, clean voice communication without interference or dropouts over coax cable, audio cable, speaker wire, telephone lines or even common electrical wiring ...more

Mega Ohm mW Meter for Testing Insulation Resistance and Determining Line Conditions without Help from the Central Office. High Impedance Monitor Mode so not to Disrupt Conversation or Data Transfer. Other Convenient Functions Include: Last Number Redial, Hook and Flash, Speaker Phone, Mute, Polarity Check, Battery Check, Touch Tone, and Pulse ...more