Installation
2-13
External Speaker
An external loudspeaker can be attached to the transceiver at Acces-
sory 2 using the following pins:
External High-Power Amplifiers
The TW7000 interfaces with all existing DWC high-power RF ampli-
fiers at Accessory 3 using the following pins:
Remote Control
The TW7000 can be controlled remotely using a computer, an
extended front panel, or a remote control head.
Computer Control
The TW7000 can be controlled remotely from a standard computer
using Accessory 1 on the back panel. A custom software program is
available from DWC that runs on any PC using Windows
. For the
connections to use,
refer to the EIA Data Interface Standards section
on page 2-7.
Pin Number
Description
14
Ground
22
EXTSPKR (speaker audio)
Pin Number
Description
1
Ground
2
Ground
3
FILTG\
4
AMPALC (external amplifier ALC line)
5
AMPPTT\
6
FLTA (low-pass filter select line)
7
FLTB (low-pass filter select line)
8
FLTC (low-pass filter select line)
9
FLTD (low-pass filter select line)
10
FLTE (low-pass filter select line)
11
FLTF (low-pass filter select line)
12
FLTG (low-pass filter select line)
