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DATA SHEET
1 2 9
N o .
SPECIFICATIONS
Voltage Sensitivity:
2.2 millivolts r.m.s. per bar at the
end of a 7-foot cable across 1 to 5
megohms at 400 cycles. This i
equivalent to 53 db below 1 volt per bar at the terminals
of the 7-foot cable.
Internal Output
Impedance :
Equivalent to a 1,500 micro-micro-
farad condenser.
Recommended Load
Impedance :
1 to 5 megohms.
Height, Overall (a)*. . . . . . . . .
Height, Case
(h)+. . . . . . . . .
Width
(b)*. . . . . . . . .
Thickness
(c)*. . . . . . . . .
Finish . . . . . . . . . . . . . . . . Irridesc.Gray Chrome
Net Weight . . . . . . . . . . . . . .
Shipping Weight . . . . . . . . . . .
Code Word (7' Cable) . . . . . . . . .
List Price . . . . . . . . . . . . . .
* See Fig. D.
708A
4"
2-l/2"
2-l/2"
4-7/8"
1 Lb.
2-1/4 Lb.
RUDUM
$17.50
FREQUENCY CHARACTERISTIC OF MODEL 708A
FIG. B. FREQUENCY-CYCLES PER SECOND
S
Guarantee :
from date of shipment from the factory, provided all In-
structions are complied with fully. In case of damage,
return the microphone to the factory for repairs. Our
guarantee is voided if the microphone case is opened.
License Notice:
Each microphone is guaranteed to be
free from electrical and mechanical
defects for a period of one year
Shure patents pending. Licensed un-
der patents of the Brush Development
Company.
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