The AM Forum

These are in brand new condition. School lab items where they bought multiple units and excess manuals were in a file cabinet. You only pay for the bubble mailer and postage.

General Radio 1310-A Oscillator 1966       3 available

HP 400D/H/L vtvm  op and serv  Print 1969     4 available
           D/H02-400d  ser.# 313-28977 and below
           H/L                 "      310-52371  "       "
           DR/HR/LR        "     All


Keithley Model 155 Null Detector Microvoltmeter  schematic date 1969      5 available


HP 6235A triple power supply   ser# 1752A-00101 and above    1978        5 available


HP 6236B and 6237B triple output supply        1977                                 2 available
                               ser#1705A-00101 above, 1706A-00101 above   in order


HP 6200B power supply ser# prefix 6A    1966                                         3 available