Alpha 87A Autotune HF AmplifierThe Alpha 87A is capable of 1.5kW continuous RF output on all commonly used modes and on any authorized amateur frequency from 1.8 to 29.7 MHz. Band change and tune-up are microprocessor controlled. Capable of full CW break-in (QSK) and all digital modes when used with any appropriate transceiver.
|Wiring Harness Routing Behind AC Module (Removed)|
|More Wiring Harness Routing|
|Output T/R Module Showing RF Choke and Spark Gap Device|
|First Assistant Technician - Sheba|
|Sheba Resting After a Hard Alpha Troubleshooting Session|
FINAL NOTES: The actual Tbias voltage on this amp was less than 34 volts. It is a range. I think it should be somewhere between 29 volts and 34 volts.
Post written by: Charlie, N8RR