Telephone Line
Verification of telephone line or circuit signal quality and integrity.
See Also: Telephone Line Test, Central Office Switch
-
Product
Test Line • Devices for measuring electrostatic charges
-
HAUG offers a wide selection of easy-to-use gauges. These are field charges with which electrical charges, fields and potential can be measured. The measured values show how strongly a surface is covered with an electrostatic charge.
-
Product
Power Line Purpose Tester
LX-221A+
-
Shenzhen Lian Xin Technology Co., Ltd.
·Meet UL, VDE, CSA, SAA, T-MARK, KS. IRAM, CCC and other countries’ standards .·Used to test single – ends ,double –ends ,three-ends power supply cords.·Auto and continuous test in COND,Insulation Resistance ,Leakage Current, Line-to-line Hi-pot(inside HV), Leaking copper(outside HV), relative length,·Auto test the fine and detective goods, tested qualified ones can be be ejected by ejector pin and marked , automatic cutting defective products, and alarmed with voice prompt and light,·Provide with RS 232 interfaces, can communicate with PC, easy to upgrade,·Provide personalized customization according to different requirements.
-
Product
AC Line Separators
ALS-1
-
Standard Electric Works Co., Ltd
● x10 Model allows for more accurate measurements of low amperage devices.● Direct reading x1 mode.● 4mm Voltmeter input jacks.● Intergrated ground conductor.● 10 amp capacity.
-
Product
New Line of Frequency Synthesizers (Insight FS) from 36 to 1250 GHz
-
In the millimeter wave range, each synthesizer covers a full waveguide band (Q, U, V, E, W, F, D, G, Y, J). Insight FS provides several options for frequency and amplitude modulation (analog FM/AM modulation, frequency manipulation, pulses modulation). Insight FS are compact in size and controlled by IEEE, analog input, or manually.
-
Product
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.
-
Product
3000VA Line Interactive UPS,2U
EPSV-3000
-
3000VA EPSV Value Rack/Tower UPS provides real emergency power uptime with great features and benefits.
-
Product
OverHead Lines Contact Voltage & Low Voltage Indicator
LVD-415
-
Standard Electric Works Co., Ltd
● No batteries required.● Every circuit is doubled.● Buzzer indicates voltage detected.● Led indicates voltage detected.● Neon scale indicates voltage.● Dual HBC fuses.● High grade fiber glass probes.● Super polished fiber glass.● High strength connecting cord.● Heavy duty rated.● Replaceable tips.● Choice of tips available.● Lightweight.● Small storage space.● Strong strength reliefs.● Double poles non-polarized.● Suitable for 45 to 70 Hz networks.● Contact detector type.● Passive circuitry.● Fiber glass 1.6mm - CU 35um PCB.● Super bright neon lights and LEDs.● Ergonomically-designed.● EN 61010-031 CAT IV 500V.
-
Product
Load-to-Line Jumpers
200
-
TESCO’s Load-to-Line Jumpers (Catalog No. 200) allows the utility to perform meter maintenance without interruption of service to the downstream occupant. TESCO bypass jumpers are rated for 200 amps continuous duty and are made from a durable 1/8″ thick tin-plated copper with a durable insulating material covering everything except the blades.
-
Product
Pacific Power Source line
ACX Series
-
Power conversion is achieved by high frequency pulse width modulation, resulting in cool, quiet and efficient operation. The 118-ACX is ideal for AC test, frequency conversion, laboratory and bench-power applications. Equipped with the UPC-1 programmable controller, the 118-ACX becomes a powerful AC Power Source and Power Analyzer for today's testing needs.
-
Product
72.5-Watt DC Power Line Conditioner w/Holdup
44KS3-02
-
NAI's 44KS3-02 is a 72.5-Watt Power Line Conditioner with holdup time that protects downstream DC/DC converters from transients, low voltage conditions, and power interruptions. This unit accepts +28 VDC input and provides a single output at 72.5 Watts either 22.5 to 30 VDC with holdup time or +16 VDC without holdup time - to all downstream DC/DC converters.
-
Product
Line Scan Camera
Piranha4 Polarization
-
The Piranha4 Polarization™ camera is a breakthrough in the machine vision industry. This high-speed polarization camera features three native polarization states plus an unfiltered channel.The Piranha4 polarization camera extends detection capability in machine vision and is ideal for detecting stresses, surface roughness, film thickness, alloy composition, and 3D profiles.
-
Product
High Line Pressure Variable Reluctance Pressure Sensor to 10,000 psid
DP360/DP363
-
The DP360 can be calibrated for a full scale as low as ±50 psid while withstanding high static line pressure. Low differential pressure may be measured at static pressures as high as 10,000 psig with a maximum 3% FS zero shift error.
-
Product
Power Line Isolators & Conditioners
-
A power line conditioner (also known as a line conditioner or power line conditioner) is a device intended to improve the quality of the power that is delivered to electrical load equipment. While there is no official definition of a power conditioner, the term most often refers to a device that acts in one or more ways to deliver a voltage of the proper level and characteristics to enable load equipment to function properly.In a nutshell, poor incoming electrical power converted to good output power.
-
Product
Fault Passage Indicator for Lines
LineTroll R400D
-
LineTroll R400D Fault Indicator indicates earth- and short-circuit faults and can distinguish between permanent and transient faults. The indicator has two sensors and use both the electrical field and the magnetical field to detect faults on all three phases.
-
Product
Line Scan Cameras
-
JAI’s extensive product offering includes color line scan cameras featuring prism technology with multiple CCD or CMOS linear sensors delivering high performance color/NIR imaging solutions for high-speed web/continuous applications such as print verification, tile inspection, food/fruit sorting, and more. Also monochrome line scan cameras with ultra fast scan rates.
-
Product
Programmable Delay Line Instrument
XR-100
-
The XR-100 is designed to give you our broadest signal delay range as well as superior switching speeds
-
Product
Dual-in-Line (DIL / DIP) Reed Relays From Pickering Electronics
-
Pickering Electronics Series 97 & 98 DIL / DIP Reed Relays feature the highest quality instrumentation grade reed switches making them suitable for the most demanding applications. They are available in two ranges featuring internal mu-metal magnetic screens.
-
Product
Line Scan Vision System
In-Sight 9902L
-
The In-Sight 9902L 2K line scan smart camera is a high resolution self-contained vision system ideal for detailed inspections of large, cylindrical, or continuously moving objects. The 9902L acquires up to 16,000 lines of 2,000 pixels per line to produce a 32MP image that can used to detect even the smallest features and defects. Each pixel line is acquired at 67,000 lines per second to keep up with the fastest production lines. This standalone vision system only requires a small view of the target part, making it an ideal choice for installations with restrictive field of view or mounting space requirements.
-
Product
Single-in-Line (SIL / SIP) Reed Relays
-
The SIL / SIP reed relay is the industry standard when high reliability and consistent performance are desired in a compact package. Pickering Electronics Series 100 - 110 SIL / SIP reed relays feature the highest quality instrumentation grade reed switches making them suitable for the most demanding applications.
-
Product
EPON OLT ( Optical Line Termination )
OLT-1840
-
Hangzhou Huatai Optic Tech. Co., Ltd.
OLT-1840's Optical Line Terminal (OLT) adopts GiGA Ethernet Passive Optical Network (EPON) technology. It is a compact chassis with L2/L3 GiGA switching and routing function. All the functional components are modularized design and it supports hot-plugging with plugging and playing. 1~8 pieces of GiGA optical port or electrical port are optional in the uplink port, which provides a direct optical interface for the Ethernet/IP network core. 40 pieces of EPON optical port are optional in the down link port. Through a passive optical Network (PON), an optical Network unit link (ONU),it can provide final transmission with bandwidth up to 1Gbps for the user.
-
Product
Video Line Insertion Processor
VIP472
-
The VIP472 is a line switcher that will insert any one video test signal line onto your NTSC video path so that you can monitor the trasmission signal quality. This process allows the video test signal to pass through all digital compression systems to verify that your video is being delivered accurately without distortion.
-
Product
3 GHz Programmable Delay Line
PADL3
-
The PADL3 is a single channel programmable delay line instrument designed for adjusting the time delay or phase of radio, microwave or even digital signals with bandwidths from DC to 3 GHz
-
Product
For Overhead Distribution Line Current Tester With Power Flow Direction Record
MHR-600
-
MULTI MEASURING INSTRUMENTS Co., Ltd.
・Measuring and recording the average current values & power flow directions in the setting interval.・Easy to use, as an indirect hot-line work tool.・Memorized data can be outputted to USB memoryafter measurement.・For 6.6KV circuit, protection level IP64.
-
Product
RCD Loop Line
-
Digital measuring instrument for RCD testing with Loop and Line resistance measurement also without tripping the RCD.
-
Product
Time Delay and Integration (TDI) Line Scan Camera
Piranha HS
-
The Piranha HS cameras provide an alternative to traditional line scan imaging. They enable you to meet the line rates and responsivity necessary for your high performance applications and allow you to reduce the number of cameras in your system. When you use fewer cameras, you use fewer framegrabbers, lenses, computers and cables. The Piranha HS family delivers the lowest price/pixel TDI system solution ever offered by Teledyne DALSA. Lighting costs can also be reduced. With TDI imaging, you can use LED lights, helping you to optimize system up-time and productivity.
-
Product
HD 8 Line Crosshair / Line Generator
CL8800
-
The CL8800 has four X and four Y moveable lines. The lines can be set to black or white and each line can be turned off or on individually. Lines may be changed from solid to serrated with one of many lines styles. A lock switch is provided for each of the four controls to prevent accidental movement.
-
Product
Single-In-Line Reed Relays
Series 106
-
SIL relays - 0.2 inch wide packages. Requires a board area of 0.2 x 0.8 inches (5.1mm x 20.3mm)
-
Product
Data Line Analyzer
ELA 10
-
20 Hz to 20 kHz selective/wideband Level Meter & Generator, with Spectrum Analyser, and phone symulator dialer.
-
Product
Line Scan Detectors
-
a machine vision device that captures images one row of pixels at a time, rather than a full frame at once.





























