The 1818-3499 is a HP part number.
It also crosses to X2864A manufacture code 10572.
Glenn
On 9/12/2022 5:21 PM, Richard Cook
wrote:
I understand, but I'm looking to buy a replacement , the part
numbers in the manual are NMOS 65536, also manufacturer 1818-3499,
and manufacture code 28480.?
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Glenn Little ARRL Technical Specialist QCWA LM 28417
Amateur Callsign: WB4UIV wb4uiv@... AMSAT LM 2178
QTH: Goose Creek, SC USA (EM92xx) USSVI, FRA, NRA-LM ARRL TAPR
"It is not the class of license that the Amateur holds but the class
of the Amateur that holds the license"