ALS-500M Instruction Manual
1
ALS-500M FEATURES
1. Rugged devices.
The ALS-500M uses four rugged linear RF power devices.
2. Fast warm-up time.
The ALS-500M has no vacuum tubes to warm-up.
3. No tune operation.
Tuning adjustments are not necessary. A simple one knob selector switch permits operation on
frequencies between 1.5 and 21.6 MHz.
4. Load Fault Protection
The PA load impedance is monitored and the amplifier is bypassed if the bandswitch setting or
the external load is incorrect.
5. Current meter.
The ALS-500M has a DC current meter to monitor collector current.
6. Off/On switch.
This switch allows the amplifier to be by-passed for "bare-foot" operation without disconnecting
the high current leads.
7. Remote Off/On control.
A separate connection on the power connector allows low current control of the amplifier Off/On
function for remote mounting.
8. Compact size.
The ALS-500M weighs only 7.5 pounds and measures 3 3/4"H x 9"W x 15 1/2"D .
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