XIEGU XPA125 Instruction Manual

XIEGU

100 W Solid-State Linear Power Amplifier

XPA125

Instruction Manual

Copyright © 2010~2017 Xiegu Communications

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Important reminder:

Before operating the equipment please
study this instruction manual carefully, and
retain it for future reference.

Safety considerations:

Features:

-

RF power amplifier with inbuilt antenna

tuner (ATU).

-

Maximum RF output power of

125 Watts.

-

Auto tuning function.

-

Wide frequency range of 0.5 – 50 MHz.

-

Harmonic suppression of 39 dB

-

Maximum output power can be
automatically regulated via the ALC
control when used with an X108G or
X5105 transceiver

Do not use equipment during an electrical

storm.

Do not expose the unit to moisture.

Use this device responsibly and observe all
local laws and regulations.

Caution! High RF voltage at antenna
connector!

Packing list:

① XPA125.. .. .. .. .. .. .. .. .... .. .. ..1

①

② Power supply cable ................ 1

③ Date cable .............................. 1

④ Communication cable ............. 1

⑤ Service card ............................. 1

②

③

⑤

④

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1 XPA125 Specifications

1.1 Amplifier:

Frequency range: 0.5 – 54 MHz

Maximum output power:

1.8 - 30MHz

≥110W

50 - 54MHz

≥90W

Maximum operating ambient temperature: 55℃

Gain: 13dB ( 2dB)

Supply voltage: 12 - 14.5 V DC
Current draw @ maximum output:

Standby: 260 mA
Transmit: 30A

1.2 ATU:

Tuning frequency range: 1.8 – 30 MHz/50 – 54 MHz
Maximum tuning range: 14 - 500Ω

1.3 Product specifications：

Dimensions: 260 x 150 x 100 mm (not including control knobs, feet, handles, etc.)

Weight：2.66

Kg(host only)

±

@Max

@Max

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2 Equipment description

2.1 Front panel layout:

① Power key

When XPA125 is turned on, press this button and hold for 2 seconds,
XPA125 will shut down.
When XPA125 is turned off, press this button and hold for 2 seconds,
XPA125 will turn on.

② ATU function key

Via this button you can access the automatic antenna tuning function.

③ BAND selection key

Using this button you can select between manual band switching or
automatic band switching.
In manual band switching mode, the XPA125 will change bands in the
following order:
160m→80m→60m→40m→30m→20m→17m→15m→12m→10m→6m

④ PA key

Used to switch the power amplifier into or out of circuit.

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⑤ LCD

All working status information is displayed here. The display is covered by an

organic glass protective plate.

2.2 Rear panel layout:

○

6 DC IN Power supply socket:

The XPA125 requires a 12 - 14.5 V DC supply

○

7 ANT Connector:

The ANT socket is connected to the antenna, the connector model is SL16-K.

○

8 FUSE Holder:

Internal fuse holder. Fuse rating is DC 30A.

○

9 Ground

○

10 ACC socket:

The data interface connections are as follows: