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  1. LUNDAHL INSTRUMENTS - DCU-5WG - Transducer Xmtr-Rcvr

    LUNDAHL INSTRUMENTS - DCU-5WG - Transducer Xmtr-Rcvr

    $395.00

    Only 1 left in stock!

    Transducer 60mm D x 133mm long. Near-Far-gate and Dist pots on rear with mating cable and connector. New. Learn More
  2. LUNDAHL INSTRUMENTS - DCU-A - 6-wire Ultrasonic Transducers

    LUNDAHL INSTRUMENTS - DCU-A - 6-wire Ultrasonic Transducers

    Regular Price: $195.00

    Special Price $97.50

    Only 4 left in stock!

    6-WIRE ULTRASONIC SENSORs with Adj Trip-point and Sensitivity. 2" square x 3.6" long. a Div of EZRA C LUNDHAL, INC [ 4-Appear New and 4 don't. ] The DCU series sensors use ultrasonic technology to provide a non-contact method of determining distance or level measurements. Learn More
  3. General Instruments - 1N4948GP - Diodes. 1,000V 1 Amp. Package of 10.

    General Instruments - 1N4948GP - Diodes. 1,000V 1 Amp. Package of 10.

    $3.00

    Only 220 left in stock!

    Diodes, fast recovery. 1,000V 1 Amp. Case: DO-41 axial leads. Package of 10. Learn More
  4. Texas Instruments - 5-099 - Cable. IDC-to-EDGE 34-conductor ribbon.

    Texas Instruments - 5-099 - Cable. IDC-to-EDGE 34-conductor ribbon.

    $4.50

    Only 36 left in stock!

    Cable. IDC-to-edge. 34-pin female IDC to 34-pin edge card socket with 14" long grey ribbon cable. Learn More
  5. Absolute Process Instruments - 4380G - DC/DC XMTR Field-Rangeable Isolator / Converter

    Absolute Process Instruments - 4380G - DC/DC XMTR Field-Rangeable Isolator / Converter

    $295.00

    Only 1 left in stock!

    Input: 0-50 mV to �10 VDC, 0-1 mA to 0-20 mAOutput: 0-1 V to �10 VDC or 0-2 mA to 4-20 mAVariable Brightness Input LED ~ Output Test Button ~ Output Test Adjust ~ OutputCalibration Pot ~ Variable Brightness Output LEDField Selectable Wide-ranging DC/DC Isolator. Accepts a DCV or Current Input and provides an optically isolated DCV or Current Linearly Proportional to Input.For Signal Isolation, Conversion, Boosting or a combination of the three. 115VAC 8-pin octal plug-in. American made. Learn More
  6. ACTION INSTRUMENTS INC - V437-2000-1 - Pulse input rate/totalizer. Visipak.

    ACTION INSTRUMENTS INC - V437-2000-1 - Pulse input rate/totalizer. Visipak.

    $375.00

    Only 23 left in stock!

    Pulse input rate/totalizer. Visipak. Frequency input: 0/999999 display. Complete with manufactures instruction manual. Isolated 4-20mA output (external power needed) for analog indicators. Learn More
  7. Advanced Micro Devices - 5962-01-004-9053 - IC, military. Microcircuit. 971042-211-082.

    Advanced Micro Devices - 5962-01-004-9053 - IC, military. Microcircuit. 971042-211-082.

    Regular Price: $11.65

    Special Price $5.83

    Only 9 left in stock!

    IC, military. Microcircuit. 971042-211-082. Dual 4 input / transistor logic. Dissipation: 275mW. Package: ceramic 16 flatpack hermetically sealed and burn in with resistor and with strobe. Note: Military NSN 5962-01-004-9053. 971042-211 Litton System, SN55115S Texas Instruments, U7B961551M Advanced Micro Devices. Learn More
  8. ALTERA - EPX780QC132-15 - ELPD PROG'D

    ALTERA - EPX780QC132-15 - ELPD PROG'D

    Regular Price: $33.00

    Special Price $16.50

    Only 14 left in stock!

    UV-Erasable Programmable Logic Device (EPLD) - Low pwr 1-1.5mA/Mhz Pulls - Programmed in tray. J02059-1B For: Gould/Brush Instruments. Learn More
  9. Ampex - 013-689 - Diode, military.

    Ampex - 013-689 - Diode, military.

    $5.00

    Only 5 left in stock!

    Diode, military. Package: glass, axial leads, hermetically sealed. Note: Silicon. Military NSN 5961-00-491-2379. Ampex Data Systems Corp. Manufactured by Texas Instruments for Ampex. Learn More
  10. Ampex - 014-364 - Transistor, PNP. P/N: 014-364.

    Ampex - 014-364 - Transistor, PNP. P/N: 014-364.

    Regular Price: $10.00

    Special Price $5.99

    Only 7 left in stock!

    Transistor, PNP. Voltage: 40V collector to emitter, 60V collector to base. Package: TO-39 gold leads. Note: Silicon. Military NSN 5961-00-875-0809. Manufactured by Texas Instruments for Ampex. Learn More
  11. Ampex - 014-387 - Transistor, PNP. P/N: 014-387.

    Ampex - 014-387 - Transistor, PNP. P/N: 014-387.

    $5.99

    Only 9 left in stock!

    Transistor, PNP. Package: TO-18 metal. P/N: 014-387. Note: Silicon. Military NSN 5961-00-242-2279. Manufactured by Texas Instruments and or Motorola for Ampex Data Systems Corp. Learn More
  12. Ampex - 587-020 - IC, military. 6 Input - transistor logic.

    Ampex - 587-020 - IC, military. 6 Input - transistor logic.

    $10.00

    Only 7 left in stock!

    IC, military. 6 Input - transistor - transistor logic. Package: 14 Cdip. Note: Military NSN 5962-01-038-2688. Texas Instruments TID135N. Learn More
  13. Ampex - 587-020 - IC, military. 6 Input - transistor logic.

    Ampex - 587-020 - IC, military. 6 Input - transistor logic.

    $10.00

    Only 3 left in stock!

    IC, military. 6 Input - transistor - transistor logic. Package: 14 Cdip. Note: Military NSN 5962-01-038-2688. Texas Instruments TID135N. Learn More
  14. Ampex - 587-020 - IC, military. 6 Input - transistor logic.

    Ampex - 587-020 - IC, military. 6 Input - transistor logic.

    $10.00

    Only 2 left in stock!

    IC, military. 6 Input - transistor - transistor logic. Package: 14 Cdip. Note: Military NSN 5962-01-038-2688. Texas Instruments TID135N. Learn More
  15. AMPHENOL - 8-026 - Connector, audio. Single female contact.

    AMPHENOL - 8-026 - Connector, audio. Single female contact.

    $4.00

    Only 200 left in stock!

    Connector, audio. Single female contact. Older type used in audio and scientific instruments. With flexible metal spring strain relief. Maybe an older style 80-C connector. New older stock. Learn More
  16. API INSTRUMENTS CO. - 43-9304-0000 - Meter, panel. 0-2500 C.

    API INSTRUMENTS CO. - 43-9304-0000 - Meter, panel. 0-2500 C.

    $20.00

    Only 1 left in stock!

    Meter, panel. 0-2500 C. Shielded. Mount: panel, 2 hole 2.6" centers. Dimensions: 4.527" wide x 2.98" high. Note: Model 0426. ALT P/N: 261952. Used/Removed from equipment. Learn More
  17. API INSTRUMENTS CO. - 53-5084-7000 - Meter, panel. 200-0-100 F.

    API INSTRUMENTS CO. - 53-5084-7000 - Meter, panel. 200-0-100 F.

    $20.00

    Only 1 left in stock!

    Meter, panel. 200-0-100 F. Shielded. Mount: panel. Dimensions: 4.696" wide x 4.253" high, with 4 mount holes at 4" x 3.5". Note: Model 503L. ALT P/N: 026740. Used/Removed from equipment. Learn More
  18. API INSTRUMENTS CO. - 56-0942-0050 - Meter, panel. 60 - 100 F File Temp.

    API INSTRUMENTS CO. - 56-0942-0050 - Meter, panel. 60 - 100 F File Temp.

    $20.00

    Only 1 left in stock!

    Meter, panel. 60 - 100 F File Temp. Shielded. Mount: panel 2 holes with 4.277" centers. Dimensions: 4.814" wide x 2.673" high behind panel. Note: Model 561. Used/Removed from equipment. Learn More
  19. API INSTRUMENTS CO. - AK-3606-0000 - Meters, shielded. Model 504.

    API INSTRUMENTS CO. - AK-3606-0000 - Meters, shielded. Model 504.

    $29.00

    Only 12 left in stock!

    Meters, shielded. Model 504. 0-15Vac Dimensions: 5-1/8" wide x 5/8" deep x 4-1/8" high. Face: 5" wide x 2-1/3" high. Learn More
  20. API INSTRUMENTS CO. - AK-5518-0000 - Ampmeter 0-150AC.

    API INSTRUMENTS CO. - AK-5518-0000 - Ampmeter 0-150AC.

    $25.00

    Only 10 left in stock!

    Ampmeter 0-150AC. Shielded 0-150 AC amps meter. External transformer required 47mA. Full scale. Mount: panel. Dimensions: overall 5-1/8" wide x 4" high. face: 4-13/16" wide x 2-1/8" high. Learn More
  21. API INSTRUMENTS - MODEL 903 B - OPTICAL RELAY MODULE

    API INSTRUMENTS - MODEL 903 B - OPTICAL RELAY MODULE

    $45.00

    Only 1 left in stock!

    OPTICAL METER RELAY CONTROL MODULE WITH 3 FOOT CONNECTOR AND WITH CONTACT RESISTIVE LOAD RATINGS OF 4AMPS@115VAC OR 4AMPS@26.5VDC WITH PLUG Learn More
  22. API INSTRUMENTS - MODEL 907B - Control module, optical meter relay.

    API INSTRUMENTS - MODEL 907B - Control module, optical meter relay.

    $269.69

    Only 1 left in stock!

    Control module, optical meter relay. Resistive load 5Amps at 115VAC. 5Amps at 26.5VDC. ALT P/N: 89-0907-0003. Label 1200-622. Complete with 3 foot cable for connection to meter/relay. Learn More
  23. API INSTRUMENTS - 7045 - Theromocouple pyrometer.

    API INSTRUMENTS - 7045 - Theromocouple pyrometer.

    Regular Price: $35.00

    Special Price $17.50

    Only 6 left in stock!

    Theromocouple pyrometer. -75 to +225degF 4.5" analog movement Cu/C type T T/C. Order# 442289. LFE p/n N5-5404-0000 More info: www.lfemeters.com/pdf/lfe_api_01.pdf Learn More
  24. API INSTRUMENTS CO. - Y5-0063-0050 - Meter, edgewise. 0-120.

    API INSTRUMENTS CO. - Y5-0063-0050 - Meter, edgewise. 0-120.

    $12.50

    Only 1 left in stock!

    Meter, edgewise. Two parallel scales. Left scale: 0 up to 18V, and right scale 0 -120 FS=1 mADC. Red Pointer. Shielded. Mount: panel, vertical. Dimensions: 0.674" wide x 3.261" high behind panel. Model No: 1035. Order# 268516. Learn More
  25. API INSTRUMENTS CO. - Y5-0083-0050 - Meter, edgewise.

    API INSTRUMENTS CO. - Y5-0083-0050 - Meter, edgewise.

    $12.50

    Only 1 left in stock!

    Meter, edgewise. One scale: left side 0-18V. Right side 0-120 FS=1mADC. Red Pointer. Shielded. Mount: panel, vertical. Dimensions: 0.674" wide x 3.261" high behind panel. Model No: 1035. Order# 270789. Complete with Bezel, hardware and mounting instructions. Learn More
  26. API INSTRUMENTS CO. - Y5-0163-0050 - Meter, edgewise. Scale: Unmarked.

    API INSTRUMENTS CO. - Y5-0163-0050 - Meter, edgewise. Scale: Unmarked.

    $12.50

    Only 2 left in stock!

    Meter, edgewise. Scale: Unmarked. Red Pointer. Shielded. Mount: panel, vertical. Dimensions: 0.674" wide x 3.261" high behind panel. Model No: 1035. Order# 272707. Learn More
  27. API INSTRUMENTS CO. - Y5-1043-0500 - Meter, edgewise. 0-100%.

    API INSTRUMENTS CO. - Y5-1043-0500 - Meter, edgewise. 0-100%.

    $12.50

    Only 7 left in stock!

    Meter, edgewise. Two parallel scales. Left scale: 0 up to 18V FS=1 mADC, and right scale 0 - 100%. Red Pointer. Shielded. Mount: panel, vertical. Dimensions: 0.674" wide x 3.261" high behind panel. Model No: 1035. Order# 272688. Learn More
  28. API INSTRUMENTS CO. - Y5-1063-0050 - Meter, edgewise. 0-1mA.

    API INSTRUMENTS CO. - Y5-1063-0050 - Meter, edgewise. 0-1mA.

    $12.50

    Only 4 left in stock!

    Meter, edgewise. Two parallel scales. Left scale: 0 up to 18V FS=1 mADC, and right scale 0 - 0,2 - 0,4 - 0,6, 0,8, 1.0 Red Pointer. Shielded. Mount: panel, vertical. Dimensions: 0.674" wide x 3.261" high behind panel. Model No: 1035. Order# 272688. Learn More
  29. API INSTRUMENTS CO. - 38-1800-7502 - Meter. 0-50mV DC. Used.

    API INSTRUMENTS CO. - 38-1800-7502 - Meter. 0-50mV DC. Used.

    $15.00

    Only 1 left in stock!

    eMeter. 0-50mV DC. Model 303XU (95-260). Shielded. Mount: Panel, 2.76" D round. Square meter face: 3.266' wide x 3.106" high x 0.75" deep. Overall meter length: 6.25" deep (5-1/2" behind panel. Mount: 4 holes. Used/Removed from equipment. Sold As Is. Learn More
  30. API INSTRUMENTS CO. - 38-3602-7000 - Meter. 0-100 microamperes DC. Used.

    API INSTRUMENTS CO. - 38-3602-7000 - Meter. 0-100 microamperes DC. Used.

    $15.00

    Only 1 left in stock!

    Meter. 0-100 microamperes DC. Model 303L (8E-263) (Order 485232). Shielded. Mount: Panel, 2.75" round behind panel x 2.8" deep. Meter face: square 3.113" wide x 3.261" high x 0.75" deep. Mount: 4 holes. Used/Removed from equipment. Sold As Is. Learn More
  31. API INSTRUMENTS CO. - 77-0013-7002 - Meter. 0-150%. Used.

    API INSTRUMENTS CO. - 77-0013-7002 - Meter. 0-150%. Used.

    $15.00

    Only 5 left in stock!

    Meter. 0-150%. Model 371KU (94-265) (Order 490215). FS: 1mADC. Shielded. Mount: Panel, 3.421" wide x 1.422" high x 9-5/8" deep (behind panel). Mount flange: 4-1/16" wide x 1-1/16" high, with 2 holes at 3-3/4" centers. Used/Removed from equipment. Sold As Is. Learn More
  32. API INSTRUMENTS CO. - 77-3602-7002 - Meter. 0-100 microamperes DC. Used.

    API INSTRUMENTS CO. - 77-3602-7002 - Meter. 0-100 microamperes DC. Used.

    $15.00

    Only 4 left in stock!

    Meter. 0-100 microamperes DC. Model 371K (94-265) (Order 268549). Shielded. Mount: Panel, 3.421" wide x 1.422" high x 9-5/8" deep (behind panel). Mount flange: 4-1/16" wide x 1-1/16" high, with 2 holes at 3-3/4" centers. Used/Removed from equipment. Sold As Is. Learn More
  33. ASTEC - UM1381-1 - Audio & Video modulator, spec's.

    ASTEC - UM1381-1 - Audio & Video modulator, spec's.

    $6.95

    Only 2 left in stock!

    Audio & Video modulator, made for Texas Instruments. Output Ch 3 or 4 5-pin male din to computer input. TV/MOD switch, requires 9 to 14VDC supply, not included. Note: with schematic. Learn More
  34. BECKMAN - 7239-45-0 - Potentiometer. 20K Ohm. Used.

    BECKMAN - 7239-45-0 - Potentiometer. 20K Ohm. Used.

    $5.00

    Only 2 left in stock!

    Potentiometer. Resistance: 20K Ohm. Tolerance: 5%. Linear: 0.15%. 10 Turn. Dimensions: 0.90" (22.8mm) D x 1.650" (41.9mm) high. Shaft: (1/8") 3.2mm D x 9.6mm long. Contacts: 4 turett posts. Note: Used/Removed from equipment. Beckman Instruments/Helipot. ALT P/N: 737137-02. Learn More
  35. Benchmarq - BQ4832YMA-85 - NEW DIP

    Benchmarq - BQ4832YMA-85 - NEW DIP

    Regular Price: $25.00

    Special Price $12.50

    Only 5 left in stock!

    RTC Module With 32Kx8 NVSRAM NEW DIPBENCHMARQ IS TEXAS INSTRUMENTS Learn More
  36. Benchmark Instruments Ltd - BQ2201SN - IC, memory. SRAM nonvolatile controller unit.

    Benchmark Instruments Ltd - BQ2201SN - IC, memory. SRAM nonvolatile controller unit.

    $3.00

    Only 41 left in stock!

    IC, memory. SRAM nonvolatile controller unit. Package: 8 SOIC SMD. Learn More
  37. Bruning USA - 80-535 - Polar Planimeter with manual.

    Bruning USA - 80-535 - Polar Planimeter with manual.

    $150.00

    Only 1 left in stock!

    Polar Planimeter with manual. Mathematical engineering instruments. Test Rule 7.98 sq in. S/N 19933. NIB/Manufactures case. Learn More
  38. Burr Brown - PCM75JG - IC, A/D converter. 16 Bit Hybrid.

    Burr Brown - PCM75JG - IC, A/D converter. 16 Bit Hybrid.

    $333.00

    Only 4 left in stock!

    IC, A/D converter. 16 Bit Hybrid. Package: 32 Cdip gold leads. Burr Brown is now Texas Instruments. Learn More
  39. Burr Brown - PCM75JG - IC, A/D converter. 16 Bit Hybrid. Used.

    Burr Brown - PCM75JG - IC, A/D converter. 16 Bit Hybrid. Used.

    $295.00

    Only 1 left in stock!

    IC, A/D converter. 16 Bit Hybrid. Package: 23 Cdip gold leads, Used/Perfect socket pulls. Burr Brown is now Texas Instruments. Learn More
  40. CALIFORNIA INSTRUMENTS - 3001TC with 815T - 50Hz 3KW 60A Output INVERTRON

    CALIFORNIA INSTRUMENTS - 3001TC with 815T - 50Hz 3KW 60A Output INVERTRON

    $695.00

    Only 1 left in stock!

    Power supply, AC. 50Hz 3KW 60A Output, variable. Pilot Lights corresponding to 260 / 130 / 65 / 32.5V 50Hz +/-0.1% 3KW. Input: 208V 3-Phase 24Amps 48-65Hz. Has a Series 815T 50Hz 0.1% Precision Oscillator plug-in. 19"W x 23"D x 16"H. (110V-130V With different plug-in Capable of 45-2000hz) at 3,000 Watts. 270 lbs. INVERTRON Learn More
  41. CALIFORNIA INSTRUMENTS - LC1241B - 400Hz DYNAMIC AC LINE CORRECTOR

    CALIFORNIA INSTRUMENTS - LC1241B - 400Hz DYNAMIC AC LINE CORRECTOR

    Regular Price: $495.78

    Special Price $247.89

    Only 1 left in stock!

    DEFECTIVE - DYNAMIC AC LINE CORRECTOR SERIES-1000 RevB1200VA 100/115/130VAC RMS @ 380 to 420 Hz One Meter selectable between AC V-IN / AC V-Out / Amps Out - Probably needs repair Learn More
  42. CARAVAN PROTECTIVE CASES - 4X4-591 - ROAD / SHIPPING CASE

    CARAVAN PROTECTIVE CASES - 4X4-591 - ROAD / SHIPPING CASE

    $125.00

    Only 2 left in stock!

    shipping container made for gould instruments Learn More
  43. CARAVAN PROTECTIVE CASES - CL-412045-2 - ROAD CASE 23 x 20 x 14"

    CARAVAN PROTECTIVE CASES - CL-412045-2 - ROAD CASE 23 x 20 x 14"

    $89.00

    Only 2 left in stock!

    new SHIPPING CONTAINER with nice black foam inside. OD: 23"w x 20"d x 14"h Learn More
  44. Texas Instruments - 54128J/BCAJC - IC, TTL. Line driver.

    Texas Instruments - 54128J/BCAJC - IC, TTL. Line driver.

    $4.00

    Only 26 left in stock!

    IC, TTL. Line driver. Package: Cdip. New. Note: Military. Double marked SNJ54128J and 70B176272. Note: Used/Removed from equipment. Learn More
  45. CEA INSTRUMENTS - U2-DS - SO2 Ultra portable analyzer.

    CEA INSTRUMENTS - U2-DS - SO2 Ultra portable analyzer.

    $65.00

    Only 6 left in stock!

    SO2 Ultra portable analyzer. Requires 8 - AA batteries not included. Learn More
  46. CII - M5757/10-043 - Relay, DC. DPDT 26VDC 675 Ohm.

    CII - M5757/10-043 - Relay, DC. DPDT 26VDC 675 Ohm.

    $37.95

    Only 24 left in stock!

    Relay, control. Input: DC. Contacts: DPDT. Contact Ratings: 2Amp. Coil Voltage: 26.5VDC (2amp 28VDC). Coil Resistance: 675 Ohm. Connections: solder hook. Mech Mtg: PCB or Panel. Packaging: Hermetically sealed. Size: 0.799" long x 0.399" wide x 0.875" high. Mount flange overall 1.144" long. Note: Comm Instruments - double marked FW1106G06. Learn More
  47. COMM INSTRUMENTS - 41F-1000S-SIL - Relay, Sensitive, 1000 Ohm, SPDT

    COMM INSTRUMENTS - 41F-1000S-SIL - Relay, Sensitive, 1000 Ohm, SPDT

    $12.95

    Only 1 left in stock!

    Relay, Sensitive, Open Frame, SPDT Contacts, Ratings: 2A/28 VDC/120VAC; 1000 ohm coil. Contacts pick up at 7 VDC, drops out at 4 VDC. Learn More
  48. COMM INSTRUMENTS - 42R06-10000S-SIL - Relay, control. Input: DC.

    COMM INSTRUMENTS - 42R06-10000S-SIL - Relay, control. Input: DC.

    $49.00

    Only 8 left in stock!

    Relay, control. Input: DC. Coil Voltage: 2A 28VDC / 120VAC, 75VDC 250VAC 60Hz. Resistance: 10K Ohm. Connections: 8 Octal plug-in. Learn More

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