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General| Frequency Range | 1 – 100 MHz |
|---|---|
| Amplifier Type | Class A |
| Input Power | 0.5W maximum |
| DC Power | 11-16 Volts, < 1.5 Amps Spec’d @ 13.8V |
| Bias Current | 400-450 mA |
Weight and Dimensions| Size | Does not affect the overall HR50 size. |
|---|---|
| Weight | Adds about 6 oz. |
Warning about dangerous AC voltages inside the unit.
Warning about operating in dry locations to prevent damage.
Warning about high power RF exposure with covers removed.
Warnings about weight, sharp edges, and fan guards.
Instruction on connecting the AC line cord to the IEC connector.
Describes directional coupler and ALC options for the LPF.
General instructions for LPF assembly steps.
Guidance on winding toroids for the LPF.
Steps for assembling the power supply circuit board and components.
Steps for assembling the rear panel, including fans and connectors.
Steps for assembling the front panel, LCDs, and Arduino Mega.
Mounts power supply and front panel, connects ribbon cable.
Mounts LPF, rear panel, connects power and fan wires.
Manages internal ribbon and 12V cables.
Installs RF jumpers, heatsink, MOSFETs, and amplifier cables.
Conditions before bias setting and initial power-up.
Accessing menu and adjusting bias levels.
Trimming leads and preparing T1 core on the AN1819 board.
Winding and installing toroidal components T1 and T2.
Preparing and installing coax for T3.
Installing C3, U1, and R13 on the AN1819 board.
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