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Extracted text from audio research ref 610t owners manual (Ocr-read)
Page 1
Model Reference 610T
Infrared eye for
remote control.
Bias adjustment
pot.
Bias Adjustment
pot.
Selects power
output for display
via moving
logarhithmic bar
graph: 0 -10 watts,
0-30, 0-100,
0-300, 0-600.
Selects bias level
display, bias
level adjust,
power output, line
voltage.
Turns amplifier
on to Standby
or Operate, and
to off.
Led indicators of
operating mode.
Selects individual
tube locations
for display of bias
level.
D I S P L A Y
FRONT
V A C U U M T UB E PO W E R A M PL IFIE R
R E FE R E N C E 6 10 T HI GH D E F IN IT IO N ®
6 6 6
S T A N D B Y
O P E R A T E
-
-
S T A N D B Y
O P E R A T E O F F
POWER SCALE D I S P L AY /F U N C T I O N B I A S
ADJUST V1 ADJUST V2
P O W E R
Page 2
Model Reference 610T
REF 610T
REMOTE COMTROL
DISPLAY FUNCTION
READ BIAS V1-16
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,
0-30, 0-100, 0-300, 0-600.
Selects desired display function
from options above, also including
display of A.C. line voltage.
