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  1. Harris Corp - 100453 - PLCC DTC200 DGTL SET REV-O

    Harris Corp - 100453 - PLCC DTC200 DGTL SET REV-O

    $4.48

    PLCC DTC200 DGTL SET REV-O for DAVID SYSTEMS Learn More
  2. TELLABS - 81.2301 Rev A - Shelf, Channel bank assembly with connectors

    TELLABS - 81.2301 Rev A - Shelf, Channel bank assembly with connectors

    $339.00

    Shelf, Channel bank assembly with connectors. New in box. Rack Mount Cablespan 2300 System Universal Telephone carrier. Learn More
  3. ADC - JB4/24M - JACKFIELD for 3/16" phone plugs

    ADC - JB4/24M - JACKFIELD for 3/16" phone plugs

    $149.95

    24-Channels = 3 rows of 48 phone jacks on standard 19" rack panel only 1.75" tall. Removed from telephone comm cabinet. Excellent condition, precious metal contacts. Has A GROSS (144) Wire-Wrap connectors in rear, with wires wrapped.(See also 5215B-22 for ones with 4 Amphenol 157-72500-3 50-pin jacks) Learn More
  4. Western Electric - 2564C - Telephone Transformers 8-Pin PC-mount

    Western Electric - 2564C - Telephone Transformers 8-Pin PC-mount

    $2.95

    Telephone Transformers 8-Pin pcb mount.18.8mm wide x 16.1mm deep x 15.3mm above board. Learn More
  5. Western Electric - L4BY-03-10C - Telephone patch cord.

    Western Electric - L4BY-03-10C - Telephone patch cord.

    $19.50

    Telecom. Telephone system, stretch phone patch cord with with WE-464A dual 1/4" plugs and 8' coiled stretch cord to WE-240A belt clip with locking switch with another 3' cord with four conductors, black. No phone or headset included. Learn More
  6. CONAIR - PR5001H5 - Trim-Line Hand Set Telephone (no base included)

    CONAIR - PR5001H5 - Trim-Line Hand Set Telephone (no base included)

    $1.98

    Trim-Line Hand Set Telephone (no hang-up base included). No Cord, Large White Numerals on Black body - Neat !!! Learn More
  7. Western Electric - 440-201 - Telephone earpiece. Magnetic low impedance.

    Western Electric - 440-201 - Telephone earpiece. Magnetic low impedance.

    $4.95

    Telephone earpiece. Magnetic low impedance (Low-Z). Genuine (WE) Western Electric replacement for handsets. Dimensions: 52mm D x 20mm deep with two screw terminals. Color: black. Learn More
  8. Western Electric - 723A - Telecom. Telephone receiver earpiece.

    Western Electric - 723A - Telecom. Telephone receiver earpiece.

    $5.95

    Telecom. Telephone receiver earpiece. For operator's headsets. Size: 2.25" D x 1.25" and has two mounting holes on either side of black WE plastic. Accepts two wires or lugs to gold terminals inside the replaceable 4IN81 element . Learn More
  9. Western Electric - 241A - Connector. Dual 1/4" mono plugs.

    Western Electric - 241A - Connector. Dual 1/4" mono plugs.

    $4.48

    Connector. Dual 1/4" mono plugs. Material: solid brass. Screw terminals - Brass "T" cable clamp. Complete with hardware. Learn More
  10. Western Electric - 464A - DUAL 1/4" 2-COND PHONE PLUG

    Western Electric - 464A - DUAL 1/4" 2-COND PHONE PLUG

    $3.48

    DUAL 1/4" 2-COND PHONE PLUG 1 PER BAG. Learn More
  11. Polyphaser Corp - IS-NEMP-C2 - Nuclear Blast/Lightning strike Protector 0.2-1GHz

    Polyphaser Corp - IS-NEMP-C2 - Nuclear Blast/Lightning strike Protector 0.2-1GHz

    $79.00

    High Altitude Nuclear Blast / Lightning Strike Impulse Suppressor 0.2-1GHz Type N Female connectors, 125-220MHz@200W, 700MHz-1GHz@50W, DC-blocked, wilkl Not show a continuity path. this series is capable of 50,000A IEC 1000-4-4 8/20uS waveform surges. The turn-on voltage is 330VDC. NEW w/ spex. Unit must be properly grounded to low impedance (R&L) ground. Learn More
  12. TECH COMM CORP - CSD909RPM - COMM SECURITY DEVICE 5X10-86 KEYS NEW

    TECH COMM CORP - CSD909RPM - COMM SECURITY DEVICE 5X10-86 KEYS NEW

    $147.50

    COMMUNICATIONS SECURITY DEVICE 5 x 10-86 KEYS NEW with Handset - general Instructions and for installation to Scientific Radio's SR-380 included. This goes to a scientific radio model SR-380 radio (rack-mounted with handset hook switch). Learn More
  13. LENKURT INC - 5215B-22 - JACKFIELD 24-Channel 144 3/16" jacks

    LENKURT INC - 5215B-22 - JACKFIELD 24-Channel 144 3/16" jacks

    $69.88

    24-Channels = 3 rows of 48 phone jacks on standard 19" rack panel only 1.75" tall. Removed from telephone comm cabinet. Excellent condition, precious metal contacts. Has 4 Amphenol 157-72500-3 50 pin jacks at rear. for 3/16" phone plugs Learn More
  14. Amphenol - RJMG-B312-71-01 - RJ45 8-Cond PCB Mount telephone jack

    Amphenol - RJMG-B312-71-01 - RJ45 8-Cond PCB Mount telephone jack

    $4.49

    RJ45 8-Cond Printed Circuit Connectors / telephone jackModular Jacks GRN/YLW LED, 4X75 OHM 125V 1.5Amp Learn More
  15. USI - 126-101717-0002 - HYBRID, LONG LOOP, ISC,TYPE REV.A. 9-SIP
  16. Bogen - CM200X - Remote station intercom.

    Bogen - CM200X - Remote station intercom.

    $29.95

    Remote station intercom. For open voice intercom systems. Has a single push-on/push-off call button to call master station. Privacy feature allows master to call remote but prevents listening in on remote. Any combination of masters and remotes permits multiple simultaneous conversations. Requires RF12A or other master. New. Learn More
  17. LOCKHEED - 10001760G01 LIGHTWAVE - Fiber optic transmitter & receiver board

    LOCKHEED - 10001760G01 LIGHTWAVE - Fiber optic transmitter & receiver board

    $122.39

    Multi-layer PC board with fiber optics. AT&T #1227L Transmitter and 1310L LIGHTWAVE Receiver modules. Plus 3' cables, in shipping container. 10001761P01N1 w/ Actel A1280A-2 Learn More
  18. Bowmar-Harowe - 273B-1 - Digital Carrier Analysis Test Set
  19. Advanced Fibre Communications - SBTCH15BAA - T1X-XCVR Card

    Advanced Fibre Communications - SBTCH15BAA - T1X-XCVR Card

    $49.00

    AFC T1X-XCVR Card SBTCH15BAA for UMC1000 Boards Learn More
  20. Amp Inc - 2-406549-5 - Connector, jack. RJ45 8 contacts.

    Amp Inc - 2-406549-5 - Connector, jack. RJ45 8 contacts.

    $2.99

    Connector, jack. Circuit count: 8 Position RJ45. Mounting type: PCB, RA. Note: Inverted modular ethernet connector 1X1 8/8 SE LED(G/G). Category: CAT 5. Features: Two green LEDS.ConnectorPreloadedSingle Port Configuration1 x 1 Jack ConfigurationJack Type = RJ45 Learn More
  21. Amphenol - RJLSE-6206-101 - Connectors, telecom. Jack 6 pin modular.

    Amphenol - RJLSE-6206-101 - Connectors, telecom. Jack 6 pin modular.

    $1.95

    Connectors, telecom. Jack 6 pin modular. Gold-plated phosphor bronze contacts. LAN Cat3. Rohs compliant. RJLSE6206101T. Learn More
  22. MITEL - CM8833 - Touch Tone Decoder RCVR module

    MITEL - CM8833 - Touch Tone Decoder RCVR module

    $25.00

    Touch tone decoder receiver module. Package: 24 Pin. Dimensions: 5.25" x 3.5" x 1". Learn More
  23. Amphenol - K16785L4 - Microribbon. M insert only, no housing.

    Amphenol - K16785L4 - Microribbon. M insert only, no housing.

    $1.00

    Connector, rectangular. Housing gender: plug. Contact gender: male. Circuit count: 50. Note: Microribbon / micropierce, male insert only, no housing. Learn More
  24. Western Electric - 13N - Factory New Resistance lamp glass

    Western Electric - 13N - Factory New Resistance lamp glass

    $9.50

    Factory New Resistance lamp glass 3.204" (81.3mm) tall x 0.918" (23.2mm)dia.2-heavy wire leads 20.8mm long x 2.0mm wide Each leads is 0.9mm thick.Made in the USA Learn More
  25. DATAPROBE - K-AB-V35 - RELAY CONTROLLED A - B SWITCH

    DATAPROBE - K-AB-V35 - RELAY CONTROLLED A - B SWITCH

    $0.00

    Out of stock

    RELAY CONTROLLED A - B SWITCH. 1-PIECE OF PLASTIC BROKE OFF OF BACK PANEL, BUT DOES NOT EFFECT OPERATION OF DEVICE. Learn More
  26. TELLABS - 81.4831C - Aggregate link interface module.

    TELLABS - 81.4831C - Aggregate link interface module.

    $100.00

    Aggregate link interface module. Used/Removed from equipment. With 10 day R of R. Learn More
  27. TELLABS - PAU-5T - PAU571 P/S Card for Martisdxx System.

    TELLABS - PAU-5T - PAU571 P/S Card for Martisdxx System.

    $47.50

    PAU571 Power Supply Card for Martisdxx System. Output: 48VDC 1.8A 80W and 5.1VDC 0.5A. Learn More
  28. RAD DATA COMM - ACE-101M/SC13M/155 [F] - MODULE 1300NM MM.SC CONN 155MBS

    RAD DATA COMM - ACE-101M/SC13M/155 [F] - MODULE 1300NM MM.SC CONN 155MBS

    $0.00

    Out of stock

    STM-1/OC-3 multi-mode MODULE 1300NM MM.SC CONN 155MBS Learn More
  29. WILCOM PROUDUCTS INC. - T308 PCM - PCM CHANNEL ACCESS SET
  30. ADC Telecommunications Inc - C-0106M-900 - Connectorized Terminal Blocks

    ADC Telecommunications Inc - C-0106M-900 - Connectorized Terminal Blocks

    $30.00

    ADC Connectorized Terminal Block. (Wire wrap terminals on back with 6 - 50 pin male centronic connectors on other side). Learn More
  31. Relcom Inc - CBT-22100T - 2-port Carrier-band Tap

    Relcom Inc - CBT-22100T - 2-port Carrier-band Tap

    $14.88

    Carrier-band Taps are used to attach stations to a Carrier-band network's trunk cable. T1-ISOLATED TRUNK ~ T2-NON-ISOLATED TRUNK ~ 1 & 2 Outputs, has four female F connectors and SAE ground stud & nut. Hi-Rel Epoxy encapsulated case. Learn More
  32. Bay Networks - BayStack 153 - 10BASE-T Hub Daisy Chain

    Bay Networks - BayStack 153 - 10BASE-T Hub Daisy Chain

    $48.95

    10BASE-T Hub, Daisy Chain. Table top. 1.75"H Brown appears to be new, in box Learn More
  33. LORAIN - J6 Tone Amplifier - Tone Generator & Amplifier 350-620Hz

    LORAIN - J6 Tone Amplifier - Tone Generator & Amplifier 350-620Hz

    $195.00

    Model J6 Tone Amplifier = Main & Standby Amp Input 48VDC (44-56V) 2.4A,Tone of 350Hz to 620Hz, 3 or 4.75VoltsACRMS 100mWatt New (manual included) - in large Green box. Output of 10Watts or 35VA Tone Voltages of 3.8, 5.5, 7.5, 10, 12 or 23 Volts. Learn More
  34. AA-CRJ - 10-Pin Modular plug

    AA-CRJ - 10-Pin Modular plug

    $0.50

    10-Pin Modular plug Learn More
  35. Western Electric - 8-126 - Male 2 pos plug/4 conductor power cord.

    Western Electric - 8-126 - Male 2 pos plug/4 conductor power cord.

    $4.50

    Telephone, accessories. Male 2 conductor 464A style phone plugs with a 4-1/2 foot, 4 conductor black cord. Learn More
  36. AT&T - LB1060AB - Loop termination switch.

    AT&T - LB1060AB - Loop termination switch.

    $0.94

    Telephone Circuit - Dual Bilateral Switch with Surge ProtectLB1060AB New 8-Dip Lucent Technologies Nom. Supp (V)=17.3 Learn More
  37. MOSTEK - MK5103-5 - TOUCH TONE DECODER - DTMF

    MOSTEK - MK5103-5 - TOUCH TONE DECODER - DTMF

    $4.00

    16-pin DIP +5V MK5103 uses 3.579545MHz Xtal (Television Color-burst) for Reference TOUCH TONE DECODER, Tone to Pulse Converter, 16-channel remote control. Output either 4-bit binary or dual 2-bit row/column code. Detects All 16 standard DTMF digits. Learn More
  38. MOSTEK - MK5175N - Ten Number Phone Dialer IC

    MOSTEK - MK5175N - Ten Number Phone Dialer IC

    $2.48

    Ten Number Repertory Phone Dialer IC Learn More
  39. MOSTEK - MK5116J - PULLS CDIP -255 Law Companding CODEC

    MOSTEK - MK5116J - PULLS CDIP -255 Law Companding CODEC

    $7.50

    The MK5116 is a MONOLITHIC CMOS COMPANDING CODEC which contains two sections: (1) An analog-to-digital converter which has a transfer characteristic conforming to the u-255 companding law and (2) a digital-to-analog converter which also conforms to the u-255 law. PULLS CDIP Learn More
  40. MOSTEK - MK5116P - IC. Monolithic u-255 law companding codec.

    MOSTEK - MK5116P - IC. Monolithic u-255 law companding codec.

    $3.75

    IC. Monolithic u-255 law companding codec, which contains two sections: (1) An analog-to-digital converter which has a transfer characteristic conforming to the u-255 companding law and (2) a digital-to-analog converter which also conforms to the u-255 law. Package: Cdip gold leads, socket pulls. Learn More
  41. AT&T - 276A - PWR CONTROL MODULE 2" X 2.7"

    AT&T - 276A - PWR CONTROL MODULE 2" X 2.7"

    $80.00

    POWER CONTROL MODULE 2" X 2.7" 14-PIN Learn More
  42. MOSTEK - MK50992N-5 - Pulse Dialer with Redial 18-DIP CMOS

    MOSTEK - MK50992N-5 - Pulse Dialer with Redial 18-DIP CMOS

    $9.50

    Direct telephone line operation - Uses standard 2-of-7matrix w/ neg true common Or Form A (N.Open)keyboard. 2.5-6VDC MAKE / BREAK Ratio Pin-selectable - 20/10pps Pin-selectable - Redial w/ # or * - INTEGRATED PULSE DIALER WITH REDIAL 18-DIP CMOS NEW Learn More
  43. Western Electric - 4B - DIP-8 OPTOISOLATOR ?
  44. DAVID SYSTEMS - 129-100116-5 - DBL MARKED REV3 custom chip
  45. RADSTONE TECH - PMV68M MBI-1 - Board. New memory card.

    RADSTONE TECH - PMV68M MBI-1 - Board. New memory card.

    $1,250.00

    Board. New memory card. Note: Alt P/N: 68102935-904. Learn More
  46. AT&T - 1310D ASTROTEC - Telecom. Lightwave receiver, fiber optic.
  47. Allied Telesyn International - MX26F - TRANSCEIVER FIBEROPTIC IEEE 802.3 MAU
  48. North Electric Co - PEC 3324AU - Signal-Talk power supply

    North Electric Co - PEC 3324AU - Signal-Talk power supply

    $34.98

    Signal-Talk power supply Output 1: 23VDC @ 0.6A (SIGNAL) Out 2: 21VDC @ 0.9A (TALK) Out 3: 10VAC @ 2.8A (SIGNAL) Out 4: 20VAC @ 1.4A (SIGNAL) Learn More

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