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| TM 11-5820-917-13
Table 1-1.
Specifications - Continued
Three digitally stored CRT graphic dis-
Chirp Propagation Display
plays presenting time delay versus
frequency of the sounded path's
propagation.
50 ohms, nominal, unbalanced
Antenna Input
1-volt rms into 1000 ohms (for mag-
Baseband Audio Output
netic tape recorders )
Minimum detectable Chirp signal on
Receiver Sensitivity
CRT display: -130 dBm into 6043
-137 dBm into 4028
TTL level, one pulse per second,
Path Clock Output
selected by front-panel mode switch
Primary Power
115 or 230 VAC
10%, 47-440 Hz,
360 watts
Temperature
O to 50C operating; -40 to +71C
non-operational and storage
Relative Humidity
Up to 85% operating; up to 96% non-
operating and storage
Chirpsounder Record Data Output
Outputs for external processor analysis
(S/N 400101 and on).
of Chirp sounder record
Dimensions
See figure 2-1.
260 lbs (118 kg)
Weight
1-8
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