MIL-PRF-27/70D
Altitude: 70,000 feet, maximum.
Operating temperature range: -55°C to +130°C.
Terminal strength: MIL-STD-202, method 211, test condition A, 2 pounds.
Dielectric withstanding voltage:
At sea level: 500 volts rms.
At barometric pressure: 300 volts rms.
Electrical characteristics: See table II.
Frequency response.
Reference frequency: 1 kilohertz.
Polarity: Additive, with terminals 3 and 4 connected.
TABLE II. Electrical characteristics.
Frequency response at
200 Hz to 50 kHz ± 1 dB
Dash
number
Primary
Zs
EL
ZL
dc current
(1-3)
(4-6)
(1-3)
mA
ohms
volts
ohms
01 1/
100 k
1,000
7.0
0
25 k
1,000
7.0
0
02
10 k
10 k
22.0
0.5
03
10 k
1,500
22.0
0.5
04
10 k
600
22.0
0.5
05
4,000
10 k
14.0
0.75
06
1,000
600
7.0
1.5
07
1,000
4
7.0
1.5
08
600
25 k
5.0
2.0
09
600
600
5.0
2.0
10
600
60
5.0
2.0
11
600
4
5.0
2.0
12
1/ Frequency response is 200 hertz to 15 kilohertz ± 1 dB.
Marking location: See figure 1.
Part or Identifying Number (PIN): M27/70- (dash number from table I).
Substitution data (information only): This military transformer is substitutable for CAGE 70674, PIN 324-5H. This
in no way implies that the manufacturer's part is substitutable for the military item. This information is not intended
to be complete.
4
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