Technical data
1 
AEVlSlONS 
CUT 
& 
SLEEVE 
DLJCR~PIION 
DATE 
IPPAOVED 
RTS  LINE (3CH) 
Rr5 
LINE (2CH) 
SEE 
SHEET  I 
SPSKER 
3 
2 
X 
I 
I 
CHI  .CH2 
10 
JI 
A 
-7 
26 
 PI^ 
LDNY 
A 
FOR  RHC  OPTION 
(+M) 
ADD 
J5 
(XLR-4-31)BACK  PANEL 
ERASE 
PROGRAM 
INPUT, LABEL "REMOTE  HEADSET" 
WlRE  TO THE FRONT PANEL  A5  SHOWN. 
5. 
FOR 
-USMB(S): 
a) 
ADD 
: 
T4 (LM9003),C107 
{ 
C108 (10/50 ELECT  RADIAL), 
QTY  I JUMPER, CITY 
I 
BUS  WIRE. 
b) 
BACK PAAJEC: 
ELIMINATE 'LOOP THRU* WIRES 
BETWEEN 
XLR-3-31  (RT5  LINE) 
AND 
d4 
(LOOP  THRU). 
ERASE 
"LOOP" FROM BACK PANEL. 
ENGRAVE 
"USM'' 
INSTEAD.  WIRE 
J4 
A5 SHOWN. 
MOUNTILJG 
NUT 
X 
LR-4 
L2 
L3 
L4 
A 
INSTALL  JUMPER IN  PLACE  OF T5 ON RM5-300 SERIES  ONLY. 
oPTlohlAL 
Goo5EtJECK 
CAR 
BaJ 
LIGHT 
BOARD 
A 
INJTALL JUMPER AND  REMOVE  R15  ON  SPK-300  SERIES  ONLY. 
ELECTRET  MIL 
MI 
C 
MI 
C 
2 
GOOSENECK MIC  NOT  USED  ON SPK-300 SERIES, 
/r\ 
FOR  MODELS  WI7HOUT LIGHT  BOARD, CUT 
6 
SLEEVE  WIRE ENDS. 
COrnACT 
No 
RTS 
SYSTEMS 
BURBANK, 
CALIFORNIA 
UPROVALS  DATE 
on~lyw 
WIRIAJG 
DIAGRAM, 
R. 
AlEIL5ON 
10-4-88 
CHECKED 
MODEL 
SPK/RMS 
-300 
- 
U5M 
6 
(s) 
NEXTAU* 
IWED 
SITE 
~XY 
NO. 
DWO 
w. 
RN. 
-- 
D 
60572 
WD 
2712 
AF 
APPLICATHIN 
DO 
NOT 
SCALE 
DRAWNa 
,A, 
- 
( 
Iu*" 
8oF 
\\ 
U.I*-MID 
m- 
I 










