Circuit Boards

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There are 223 products.Circuit Boards 

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Showing 1 - 15 of 223 items
  • Made in Taiwan

    USED, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each mystery computer card, Kouwell KW-524G, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Capacitor: 222• Crystal: Acetech 18.432MHz• Transistor: PN2222A• Board Soldered IC Chips: 74LS90, HD74LS138P, SN74LS245N,...

    $14.98
    1 in stock
  • WYSE Technology

    USED, VINTAGE, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each hard disk controller card, WYSE Technology 990111-01, 1985 Samantha HDC, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Socket Mounted ICs: OMTI 20505B, OMTI 20506C PT, Zilog Z8681-12, OMTI 20508, OMTI...

    $24.98
    Out of stock
    $24.98
    Add to cart
  • USED, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each mystery parallel card, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Capacitor: 222 2A103K• Board Soldered IC Chips: Goldstar GM16C450, SN75189AN, SN75188N, SN74LS14N, Winbond W86C451, Winbond W86C456A

    $9.98
    1 in stock
  • USED, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each mystery circuit board 5080-0035, product markings include: preset timing, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Transistor: 3-009-612, 2N708-613• Capacitor: 0.1+/-5% 200DC, 0.001 Z5U, 1000+/-5% EM• Card...

    $1.75
    1 in stock
  • USED, VINTAGE, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each mystery modem card with Intel N89026 digital IC, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Crystal: CRYSTEK 12.960• Relay: Omron G6E-134P-ST-US 5VDC• Board Soldered ICs: INTEL P89027, National Semi...

    $10.98
    1 in stock
  • RCA

    USED, salvaged from school surplus equipment (salvaged from RCA VCR model VMT385A), not tested, no spec sheet.Listing is for one (1) each circuit board HTK-5V 594786 Function SW, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Push Switch: Micro• Slid Switch: Alps 602• LED: Red• Connector: 5-Pin Single Row, 10-Pin...

    $2.85
    1 in stock
  • USED, VINTAGE, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each mystery modem card, product markings include SM-96 (144) HR/1 KB3204-03, MDI96/144GVC HS312060085, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Crystals: TXC 38.00053, TXC 1.8432, TXC 22.1184•...

    $15.98
    1 in stock
  • USED, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each mystery circuit board 2525549, product markings include: 375383 EC 846690 1 705 UM 51-5288, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Transistor: MOTO 205 8030, 183 8031, 084 910, IBM 292 7936• Resistor: NEOHM...

    $2.00
    1 in stock
  • USED, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each mystery circuit board 2933133, product markings include: XBB375469-EC-136588, 854, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Transistor: MOTO 183 713, GE 7111 044• Capacitor: Sprague 492495 3UF 100VDC•...

    $2.69
    1 in stock
  • Made In Japan

    USED, salvaged from school surplus equipment (salvaged from Panasonic PV-860 Tuner), no spec sheet.Listing is for one (1) each display circuit, Matsushita 7200 series, no instruction manual, comes exactly as shown in the photo.

    $4.98
    1 in stock
  • USED, VINTAGE, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each mystery audio/video circuit board, 593754, comes exactly as shown in the photo.Attached Components Include:• ICs (Socket Mounted): OKI L9378• ICs (Soldered): M54543L, TA4398A-4H• Delay Line: MS-15, ADL-CN1245H

    $12.68
    1 in stock
  • USED, salvaged from school surplus equipment, no data sheet, not tested.Listing is for one (1) each mystery av circuit board, VJBS0316 EAMG3 94V-1, comes exactly as shown in the photo.Attached Components Include:• Crystals NDK 53.579545• Delay Line VLD0022, VLD0013• ICs AN6332, AN6321, AN6310

    $13.09
    1 in stock
  • USED, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each mystery circuit board 180000-002, product markings include: 12V GND, BD-180002, ART-180003-C, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Transistor: 2N4124, TIP110 H RCA 410• Capacitor: 1uF 50V, 47uF 16V•...

    $2.18
    Out of stock
    $2.18
    Add to cart
  • USED, VINTAGE, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each Western Digital Disk Drive Controller WD1002A-027X, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Crystal: NYMPH 33-11 87-41• Board Soldered ICs: WD11C00-JT, WD5011JM, WD1015-JM, WD10C21A

    $49.98
    1 in stock
  • USED, salvaged from school surplus equipment, not tested, no spec sheet.Listing is for one (1) each mystery parallel/serial board 85-3332-01 052087, no instruction manual, comes exactly as shown in the photo.Attached Components Include:• Crystal: Toyocom TCO-715A 4.9152MHz• Board Soldered IC: P8274 S41070 L516014R

    $14.98
    1 in stock
Showing 1 - 15 of 223 items

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