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Information, Repairs, Upgrades and Notes for Collins 30S-1 HF Amplifier
Gord - VA7GP email me! (Original, historical single-page site) Acquisition A Bit of History Preparation First Power-Up Repair Dealing with the Overheated and Cracked R232 Dealing with the RF Output BIAS Transformer T203, and Associated Circuitry Screen Supply Overhaul 12V Safety and Control CR216 and BIAS Multi-Metering Primary AC Wiring Dials Power Supply & Lower Compartment Tuning & Loading Meter Circuit Updates and Changes Raising CW Plate- and Screen-Voltages Thermal Overload Switch K102 Dial Lights "ON" when Amp is Ready Operation Dayton Blower Sound Level Dial Lights After Warm-Up Spares and Servicing Contests: SSB and CW	Chris - KB3BF 160m Mods	Chet - VE3CFK The Acqusition The Game Plan Plan Execution Moment(s) of Truth Modifications Completed Collins 30S-1