Date   
475 questions By ehsjr · #168522 ·
1502 TDR project - using bench supply By ehsjr · #162220 ·
1502 TDR project - using bench supply By ehsjr · #162204 ·
Tek 1503 in this group's bailiwick? Not exactly a scope... By ehsjr · #161689 ·
475 with no Display and no HV By ehsjr · #154820 ·
475A repair By ehsjr · #153509 ·
Tek 2215A By ehsjr · #105949 ·
Tek 2215A By ehsjr · #105931 ·
Tek and IBM By ehsjr · #104547 ·
Tektronix TDR 1503 Question? By ehsjr · #85018 ·
485 No Trace By ehsjr · #84487 ·
475 CRT High voltage problems By ehsjr · #74976 ·
475 high voltage circuit very low output By ehsjr · #70735 ·
Power supply problem with Tek 2220 By ehsjr · #70130 ·
Why do we do it? By ehsjr · #66045 ·
Why do we do it? By ehsjr · #66043 ·
ESR meters? By ehsjr · #61313 ·
No 18 Kv on anode of 485 By ehsjr · #60187 ·
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