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Extracted text from audio research ref 210 owners manual (Ocr-read)
Page 1
Model Reference 210
P O W E R
VACUUM TUBE
POWER AMPLIF IER
REFERENCE 210
HIGH DEFINITION
®
D I S P L A Y
-
V 2 V 1
Infrared eye for remote control
Bias adjustment pot On Indicator Bias adjustment pot
WARNING TO PREVENT FIRE AND SHOCK HAZARD, DO NOT
EXPOSE THIS DEVICE TO RAIN OR MOISTURE.
UNIT MUST BE OPERATED IN A HORIZONTAL POSITION.
-DO NOT OPERATE WITH COVERS REMOVE D -
UNIT CONTAINS VOLTAGES WHICH MAY BE HAZARDOUS
REFERENCE 210
P O W E R A M P L IF IE R
VOLTS
S E R I A L
PLYMOUTH, MINNESOTA
MADE IN U.S.A.
C A U T I O N FOR CONTINUED PROTECTION AGAINST
FIRE HAZARD REPLACE FUSE ONLY
WITH SAME TYPE AND RATING
W A R N I N G ! RISK OF HAZARDOUS ENERGY!
MAKE PROPER SPEAKER CONNECTIONS
SEE OWNERS MANUAL
7A FUSE
SLO-BLO
4TA 230V)
+12V
REMOTE TURN
IN O U T
900 W MAX
5 0 / 6 0 HZ
~
INPUT
(200 - BAL)
4 - 8 - 0 - 1 6 -
Page 2
Model Reference 210
REF 210
REMOTE COMTROL
DISPLAY FUNCTION
READ BIAS V1-6
POWER SCALE
INTENSITY HOURS
U P
U P
DOWN
DOWN
DOWN U P
Adjusts level of display illumination.
Seven levels including off.
Displays bias level in mA of each
output tube. (See bias adjustment
instructions in owners manual.)
Displays accumulated hours
of vacuum tube service life.
Selects power output via moving
logarhithmic bar graph: 0-10 watts,
0-50, 0-100, 0-200.
Selects desired display function
from options above, also including
display of A.C. line voltage.
