Cg antenna CG-3000 User Manual

CG-3000 AUTOMATIC ANTENNA TUNER

INTRODUCTION

CG-3000 automatic antenna tuner (ATU) can cover whole HF amateur
bands. It uses multi signal processing circuit to switch L/C to make perfect
matching between your radio and antenna system. Fast tuning, less than 2
seconds for first initialize matching. 200 memory channels store the
minimum SWR value to make further tuning.

SPECIFICATION

Working frequency: 1.6-30 MHz (50 MHz not guaranteed)
Input impendence: 50 ohm
Max. input power: 200W PEP
Min. input power: 10W
Power supply: 13.8V +/- 10%
Current drain: < 0.8 A
Auto tuning time: Approx. 2 sec. (first time tuning)
< 0.2 sec (return to memorized frequency)
Memory channels: 200
Usable wire length: 6 – 30 Mhz > 2.4 meters

1.6 – 30 Mhz > 8 meters

* All specifications are subject to change without notice or obligation

USING CG -3000

Installation

1. Connect an antenna.

2. Connect the ground wire.

3. Connect the transmission cable to transceiver.

4. Connect the control cable

5. Mount the CG-3000 to desired location.

l Never use the system without reliable ground connection.
l Never transmit or tune without an antenna. It will damage your tuner

l High voltage! Do not touch the antenna when it’s transmitting or tuning

Fig. 1

* The above 4 wires control cable is not provided. It’s an option cable.
* 2 wires power cable is provided
Red wire: +12VDC