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Manufacturer part numbers, vendor listings, and source URLs for replacement components in the public ledger.
2N404 semiconductor manufactured by ARRL, listed as 2N404 (circa 1970).
Vendor: ARRL
1N746A semiconductor manufactured by ARRL, listed as 1N746A (circa 1970).
Vendor: ARRL
2N3553 semiconductor manufactured by ARRL, listed as 2N3553 (circa 1970).
Vendor: ARRL
2N173 semiconductor manufactured by ARRL, listed as 2N173 (circa 1970).
Vendor: ARRL
2N678 semiconductor manufactured by ARRL, listed as 2N678 (circa 1970).
Vendor: ARRL
2N278 semiconductor manufactured by ARRL, listed as 2N278 (circa 1970).
Vendor: ARRL
2N1146 semiconductor manufactured by ARRL, listed as 2N1146 (circa 1970).
Vendor: ARRL
2N235A semiconductor manufactured by ARRL, listed as 2N235A (circa 1970).
Vendor: ARRL
2N376 semiconductor manufactured by ARRL, listed as 2N376 (circa 1970).
Vendor: ARRL
2N706A semiconductor manufactured by ARRL, listed as 2N706A (circa 1970).
Vendor: ARRL
2N3512 semiconductor manufactured by ARRL, listed as 2N3512 (circa 1970).
Vendor: ARRL
1N4885 semiconductor manufactured by ARRL, listed as 1N4885 (circa 1970).
Vendor: ARRL
1N4009 semiconductor manufactured by ARRL, listed as 1N4009 (circa 1970).
Vendor: ARRL
2N3284 semiconductor manufactured by ARRL, listed as 2N3284 (circa 1970).
Vendor: ARRL
2N706 semiconductor manufactured by ARRL, listed as 2N706 (circa 1970).
Vendor: ARRL
2N3280 semiconductor manufactured by ARRL, listed as 2N3280 (circa 1970).
Vendor: ARRL
2N3478 semiconductor manufactured by ARRL, listed as 2N3478 (circa 1970).
Vendor: ARRL
2N4416 semiconductor manufactured by ARRL, listed as 2N4416 (circa 1970).
Vendor: ARRL
2N3932 semiconductor manufactured by ARRL, listed as 2N3932 (circa 1970).
Vendor: ARRL
1N3194 semiconductor manufactured by ARRL, listed as 1N3194 (circa 1970).
Vendor: ARRL