NT 250 Technical and Maintenance Manual | NicomUsa Inc |
CHAPTER 2
ELECTRICAL SPECIFICATIONS
NT 250 TECHNICAL DATA |
|
Power output: | 2 to 270 Watts continuously variable |
Frequency of operation: | Sinthesized with TXCO crystal reference |
RF output connector/ Impedance: | Type "N" Female / 50 Ohms |
Frequency Stability: | Better than 5ppm (± 500 Hz) , 0 to 50° C. |
Frequency Range: | 87.5 - 108 Mhz |
Frequency programming: | Digitally in 10 Khz increments. |
Modulation type: | Direct FM at the carrier frequency |
S/N Ratio (ref. to 50 Khz / 1000 Hz): | Mono > 70dB - Stereo > 65 dB. |
Distortion, THD: | < 0.1 %, Typ. 0.05 % |
Asyncronous AM S/N ratio: | 65 dB below reference carrier with 100% AM |
| modulation, 75 usec |
| modulation present). |
Syncronous AM S/N ratio: | 60 dB below reference carrier with 100% AM |
| modulation (FM modulation ± 75 Khz). |
DC input power: | 24 V VDC 8 A |
AC input power: | Single phase 100 - 240 V |
Ambient Temperature Range: | 0° to 50° C (+32° to +122° F) |
Spurious and Harmonic or |
|
Subharmonic Emissions: | < |
Stereo Separation | 55 dB @ 1 Khz |
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