SPECIFICATIONS: VOLTMETER, ELECTRONIC AN/URM-145
300 microvolts to 3 Volts
Measurement Range:
------------
.001, .003, .01, .03, .1, .3,
Full Scale Ranges:
1, 3 Volts.
-------------
20 Kc to 600 Mc
Frequency Range:
----------------
5% F.S. 50 Kc to 400 Mc
.003 range
Accuracy:
10% F.S. 20 Kc to 50 Kc &
and above
400 Mc to 600 Mc
-------------
10% F.S. 50 Kc to 400 Mc
.001 range
15% F.S. 20 Kc to 50 Kc &
only
400 Mc to 600 Mc
------------------
Lead, Test MX-4527/U
Input Impedance:
(91-3C RF Probe)
See curve for input resistance
data on high impedance probe.
Shunt capacitance varies in-
versely with input voltage fror
1.5 to 3pF approx.
-----------------
Probe Subassembly MX-4528/U
BNC Adapter)
(91-8B
Max. VSWR 1.2, 20 Kc to 600 Mc
-----------------
Probe Subassembly MX-4529/U
(91-13B Probe Tip)
For direct measurements up to
250 Mc.
--------------
Tube Complement:
1 each: BEC 525001, 7199, 6AU6,
0A2, and 6X4.
---------------
105-125 volts, 58-62 cycles,
Power Requirements:
30 watts.
---------------
7-5/16 W x 11-1/16 H x 9-7/8 D
Dimensions :
Overall(handle folded)
--------------
12 pounds
Weight:
-------------
AN/URM-145
a
