R.V.R. Elettronica PTRL-NV/S3, Technical Manual

Page: 23 / 171

R.V.R. ELETTRONICA S.r.l. (BO) Pag. 21
PTRLNV/S3 - Technical and Maintenance Manual
REAR PANEL VIEW (Fig.2)
1 PLUG A.C. Power Plug
2 FUSE BLOCK Fuse Block & Voltage Setting.
Use a small screwdriver to change fuse
or voltage setting. Turn block and place
desired operating voltage next to arrow
3 EXT 24V (+) Positive terminal for EXT 24
(Optional)
4 REMOTE CONTROL DB9 communication line to control or
(Optional) receive status of the transmitter.
Baud rate is 1200 Baud.
On request, it may be changed to 300,
600 or 2400 baud.
A program is available on 5 1/4" or
3 1/2" disk for IBM or compatible.
Plug is a standard DB9 female
Pin 1 Not Connected
Pin 2 TXD
Pin 3 RXD
Pin 4 DSR *
Pin 5 GND
Pin 6 DTR *
Pin 7 CTS $
Pin 8 RTS $
Pin 9 Not Connected
* DSR and DTR are connected together
$ CTS and RTS are connected together
5 INTERLOCK BNC connector which permits to put the
exciter in stand-by
6 EXT 24V (-) Negative terminal for EXT 24V
(Optional)
7 FAN Cooling fan
8 R.F. OUTPUT 50 Ohm, "N" Connector
9 R.F. TEST -30dB R.F. Test point connector -30dB
(only in 900 MHz version)
10 RIGHT (MONO) FCC Version BNC connector isolated,
CCIR Version "Cannon XLR" connector
balanced input
11 LEFT (MPX) FCC Version BNC connector isolated,
CCIR Version "Cannon XLR" connector
balanced input
12 SCA 1 BNC connector, unbalanced SCA 1 input
13 SCA 2 BNC connector, unbalanced SCA 2 input or
internally switchable pilot output for
RDS Coder