Collins 32S-3 & 32S-3A Known Issues Transmitter-Specific: Carrier Balance Drift, ALC Time Constant, PA Neutralisation Loss & More Community-documented problems, factory service bulletins, and proven fixes for the most common S-Line transmitter restoration issues — the transmitter companion to the…
Collins 75S-3 & 75S-3A Known Issues Community-Documented Problems, Factory Service Bulletins & Proven Fixes AGC anomalies, product detector noise, PTO drift, bandswitch oxidation, frozen trimmers, Black Beauty capacitors, and the service bulletins that address them — a consolidated reference for…
Collins 32S-3 PA Neutralisation — Step by Step The Procedure Most Likely to Be Skipped — And Most Consequential When Wrong Definitive guide to 6146 PA neutralisation in the 32S-3/3A, KWM-2/2A, and 32S-1 — covering both the ceramic trimmer and…