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  Technical Information and Modifications for Test Equipment by Marconi    


If anyone would like to contribute other manuals we'd be happy to host them. We'd also like to see articles on how-to-use, troubleshooting, repair, etc.
And if anyone can provide front and rear photos of the models listed below that would be useful.
If someone has the skin off their unit it would be appreciated if they could take a few photos of the interior and send them in.

Service manual for Marconi 2305   3 MB PDF
TM 11-6625-3146-14
TECHNICAL MANUAL
OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, AND
GENERAL SUPPORT MAINTENANCE MANUAL
FOR MODULATION METER ME-505A/U
(MARCONI INSTRUMENTS, MODEL 2305)
(NSN 6625-01-154-4844)
Operating manual for Marconi 2955A and 2955R Communications Test Sets   4.9 MB PDF   (Dated 1989)
Users manual for 20 MHz Level Oscillator TF2356 and 20 MHz Selective Level Meter TF2357   2.5 MB PDF
Service manual for 20 MHz Level Oscillator TF2356   82.1 MB PDF


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This web site, the information presented in and on its pages and in these modifications and conversions is © Copyrighted 1995 and (date of last update) by Kevin Custer W3KKC and multiple originating authors. All Rights Reserved, including that of paper and web publication elsewhere.