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photos, additions, corrections, comments, etc.
Contact www.wa5cab.com for copies
of the complete manuals including alignment, etc.
ET C School Trainee's Guide -
NAVPERS 93402-1 SRC-20 & SRC-21 Info Sheets - download
42 MB pdf
NAVPERS 93402-3 SRC-20 & SRC-21 Schematics - download
10 MB pdf