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Quick Start Manual

RM Italy KL503 HD, Quick Start Manual

The RM Italy KL503 HD is a high-performance linear amplifier designed for amateur radio operators. To help you get started quickly and easily, we offer a free Quick Start Manual that you can conveniently download from our website. This manual provides step-by-step instructions for optimal usage of the KL503 HD amplifier.

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9

Typical Harmonic Output

10

Schematic Diagram KL503

Att1 7dB

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Summary of Contents for KL503 HD

Page 1: ...rtant Ver 1 0 May 2018 2 Quick Start Guide A more complete guide to the installation is featured later 1 Connect the RTX input connector to transceiver with 50 Ohm patch cable 2 Connect the ANT Output of the Amplifier to SWR Bridge Wattmeter If required and then the Antenna 50 Ohm load Impedance 3 Connect the Amplifier DC power Cable to a suitable 13VDC 1V Power Supply or Auto Battery Pay at tenti...

Page 2: ...n SSB mode the front panel switch should be set to SSB This adds a short delay to the release time of the RTX relays so that pauses in speech do not cause the RTX relay to drop out In AM or FM mode the SSB delay switch should be set to AM The amplifier must be connected via the input power connector to a suitable power supply of the correct voltage output and sufficient current rating The output s...

Page 3: ...ust use an antenna tuning unit between the output of the amplifier and antenna It is recommended to check that the antenna to be used is sufficiently rated for at least 500W power handling before connecting this product It is also recommended to check that the VSWR does not change considerably with increased power as this would indicate that the antenna was not suitable for high power use Cable lo...

Page 4: ...mplifier will not actually help your signal to be stronger you will in fact cause higher levels of distortion which will make your signal less intelligible at the distant receiver station Running the amplifier a little under max output will also allow the amplifier to run cooler and make it more reliable for many years of use As an example consider the following situation 1 S point on a receiver i...

Page 5: ...9 Typical Harmonic Output 10 Schematic Diagram KL503 Att1 7dB ...

Page 6: ...ely the responsibility of the user The manufacturer declines any responsibility from unlawful use Warranty This product is covered by a 24 month warranty commencing from the date of purchase The original purchase receipt will be required for any claim This warranty does not cover aesthetic damage or damage to the RF power transistors from incorrect use ...

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