Marti Electronics SR-20C, Руководство пользователя

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SPECIFICATIONS & ORDERING
SR–20M STL Receiver
Frequency Bands: See ORDERING INFORMATION below.
Type of technology to produce op-
erating frequency: Phase–locked loop; synthesized.
Operating Temp. Range: –10ºC to +50ºC.
Frequency Stability (over operat-
ing temperature range): 0.0001 %.
SR–20M Signal–to–Noise
@ 100 uV:
200 kHz BW @ 50 kHz Dev
125 kHz BW @ 15 kHz Dev
125 kHz BW @ 9 kHz Dev Greater than 77 dB.
Greater than 66 dB.
Greater than 62 dB.
Frequency Response:
±
0.25 dB, 20 Hz to 15 kHz.
Distortion @ 100 uV:
200 kHz BW @ 50 kHz Dev
125 kHz BW @ 15 kHz Dev
125 kHz BW @ 9 kHz Dev 0.25% or less, 20 Hz to 15 kHz.
0.3% or less, 20 Hz to 15 kHz.
0.3% or less, 20 Hz to 15 kHz.
Spurious Response: –90 dB.
RF Input Impedance: 50 ohms.
RF Connector: Type N–Female.
Output Level: –10 to +11 dBm .
Output Impedance: Balanced, 600 Ohms – terminal strip/15 pin D–Type. Unbalanced 600
Ohms – BNC.
Sensitivity: 3 microvolts for 50 dB signal–to–noise.
10 microvolts for 60 dB signal–to–noise.
100 microvolts for maximum signal–to–noise, typically 75 dB or greater.
Metering/Indicators: Illuminated meter indicates: 1) signal level, 2) subcarrier level, 3) power
supply level, and 4) mono program output level. LEDs – MAX Signal,
ATT Signal, UNSQUELCHED, POWER supply, and AFC LOCK.
Front Panel Controls: SIGNAL ATTENUATION, MONO PROGRAM OUTPUT LEVEL,
SQUELCH LEVEL, meter selection control, HEADPHONE level control.
Power Requirements: 85 to 264 VAC, 47 to 63 Hz.
External DC operation – +10 to +14 VDC.
Approximate AC Current Re-
quirements: 1.5 Amps.
Accessory Connector: Terminal strip or 15 pin D–Type.
Weight: Net 7.6 pounds.(3.5 kilograms).
Dimensions: 3.5 in. high x 19 in. wide x 15 in. deep.
(8.9 cm. high x 48.3 cm. wide x 38.1 cm. deep.)
Regulatory: FCC, DOC.