Partno. Name Type Remarks 303696 1N368 305499 1N4817 305636 1N1490 308950 2N109 PNP Ge Trans. replacements : 2N2706, 2N2907, 2N3906, AC125, AC126, AC128, NTE102A 309115 1N4817 309370 1N2858 309371 SW2216 309372 1N689 309373 1N676 309374 1N2859 309375 1N2988A 309376 1N3011A 309377 SW2085 309378 1N4385 309379 1N3009RA 309380 1N128 Germanium diode PIV 50V, PFC 0.5A 309381 1N1637 309382 1N1637 309384 1N4817 309385 1N1490 309386 1N2862 309387 1N1488 Diode PIV 200V 309389 1N4383 309390 1N1637 309391 1N1637 309392 1N1637 309393 1N1637 309394 1N1638 309395 1N3024A 309396 1N1490 309397 1N1637 309398 1N1637 309399 1N1637 309400 2N217 PNP Ge Trans. replacements : 2N2706, 2N2907, 2N3906, NTE102A 309401 2N408 PNP Ge Trans. replacements : 2N2706, 2N2907, 2N3906, NTE102A 309402 2N647 NPN Ge Trans. replacements : NTE103A 309403 2N301 PNP Ge Trans. replacement : NTE121 309404 2N591 PNP Ge Trans. replacements : 2N2706, 2N2907, 2N3906, NTE102A 309406 2N176 PNP Ge Trans. replacements : NTE104 309407 2N1530 PNP Ge Trans. replacement : NTE121 309408 2N1370 309409 2N1373 309410 309411 309412 2N3614 PNP Ge Trans. replacements : NTE121 309413 2N1307 PNP Ge Trans. 309414 2N1307 PNP Ge Trans. 309415 2N1531 PNP Ge Trans. replacements : NTE121 309418 2N656 NPN Si Trans. replacements : NTE128 309419 2N1132 309420 2N1373 309421 2N1373 309422 2N PNP Ge Trans. replacements : NTE121 309429 2N1131 PNP Si Trans. replacements : ECG129 309430 2N3295 NPN Si Trans. replacements : NTE128 309434 2N2222A NPN Si Trans. replacemnets : NTE123A 309435 2N3485 replacements : NTE159 309436 2N4062 PNP Si Trans. replacements : NTE159, 2N4288 309437 2N4980 PNP Si Trans. replacemnets : NTE106, 2N4061 309441 309422 2N1531 PNP Ge Trans. replacements : SK3009 309443 309444 309445 309449 2N3055 309458 309460 309472 2N5061 see also 309377 309501 309503 309504 309612 1N5237A Zener diode 6.2V 0,5W 309614 1N4735 Zener diode 6.2V 1W 309615 1N4736A Zener diode 6.8V 1W 309621 1N751A Zener diode 5.1V 0.5W 309656 SN7401 IC Quad 2 input NAND gate (standard TTL logic series) 309657 SN7405 IC Hex inverter (standard TTL logic series) 309658 SN7430 IC 8 input NAND gate (standard TTL logic series) 309683 309685 309686 2N2222A NPN Si trans. replacements : NTE123A, NTE128 309687 2N5822 309688 2N5823 309689 2N6292 309690 2N6107 309691 2N2222AP NPN Si Trans. replacements : NTE123AP 309692 2N6223 309693 2N3405 NPN Si Trans. replacemnets : NTE123A 309800 CD4011 IC Quad 2 input NAND gate (standard CMOS logic series) 309801 CD4001 IC Quad 2 inpot NOR gate (standard CMOS logic series) 309805 CD4013 IC Dual D type flipflop (standard CMOS logic series) 309807 CD4027 IC Dual J/K type flipflop (standard CMOS logic series) 309808 CD4028 IC BCD to Decimal (HEF4028) (standard CMOS logic series) 309810 CD4049 IC Hex inverter/buffer (standard CMOS logic series) 309815 7812 IC 12 V voltage regulator 1 Amp 309817 5101L IC 1024 bit static ram (256x4) NTE65101 309818 CD4580 IC 4 by 4 ram (standard CMOS logic series) 309819 SN74C906 IC Hex buffer (standard TTL logic series) 309820 UDN6118 IC Fluoricent display Driver 309821 SN74159 IC Decoder/demux (standard TTL logic series) 309822 SN74C193 IC Binary up/down counter (standard TTL logic series) 309823 7805 IC 5 V voltage regulator 1 Amp 309910 CD4584 IC Hex schmitt trigger (standard CMOS logic series) 309911 CD4078 IC 8 input NOR gate (standard CMOS logic series) 309912 LM741 IC Linear Op-Amp 309913 CD4503 IC Tristate hex buffer (standard CMOS logic series) 309914 CD4071 IC Quad 2 input OR gate (standard CMOS logic series) 309915 CD4050 IC Hex buffer 309917 SN74C14 IC Hex schmitt trigger Notes : Integrated circuits from the 'SN74' series are standard TTL logic circuits Integrated circuits from the 'SN74C' series are standard TTL logic circuits Integrated circuits from the 'CD' series are standard CMOS logic circuits