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Desktop HF/VHF/UHF Receiver
Desktop Shortwave receiver
Handheld UHF Transceiver

General

HAM bands ? 6m  70cm 
Freq. stability ±10ppm or less for 5min. to 60min. after tuning the power on, thereafter ±2 ppm or less per hour, and ±0.5 ppm or less (with option TCXO installed) ? ?
Tuning steps 1 / 10 / 100 Hz / 1 / 5 / 6.25 / 9 / 10 / 12.5 / 20 / 25 / 30 / 50 / 100 kHz ? ?

Receiver

RX-range 0.1-2000 MHz (NRD-545G)
0.1-824 / 849-869 / 894-1850 / 1910-1930 / 1990-2000 MHz (NRD-545U)
80-6 m, ham bands only 430-440 MHz
Modulations AM   AM-sync   FM   W-FM   CW   USB   LSB   RTTY   AM   CW   FM  
Sensitivity LSB/USB/CW/RTTY 2,4 kHz, 10 dB S+N/N
< 5,0 µV (0,100...0,499999 MHz),
< 2,0 µV (0,5...1,599999 MHz),
< 0,32 µV (1,6...29,999999 MHz)
AM 2,4 kHz, 30% AM-modulation with 400 Hz
< 15,8 µV (0,100...0,499999 MHz),
< 6,3 µV (0,5...1,599999 MHz),
< 2,0 µV (1,6...29,999999 MHz),
< 3,2 µV (30...1000 MHz),
< 3,2 µV (1260...1300 MHz)
N-FM 12 dB SINAD
< 0,5 µV (1,6...29,999999 MHz),
< 0,8 µV (30...1000 MHz)<
< 0,8 µV (1260...1300 MHz)
W-FM 12 dB SINAD
< 2,0 µV (30...1000 MHz)
with optional CHE-199
? ?
Selectivity WIDE 4.5 kHz
Better than 4,5 kHz (-6dB), less then 8,0 kHz (-60 db)
INTER 2.4 kHz
Better than 2,4 kHz (-6 dB), less then 5,0 kHz (-60 db)
NARROW 1 kHz
Better than 1,0 kHz (-6 dB), less then 4,0 kHz (-60 dB)
FM 10 kHz
Better than 10 kHz (-6 dB)
? ?
Filters 10Hz - 10kHz in 10 Hz steps ? ?
Receiver system Triple conversion + DSP ? ?
IF-freqs. 1st: 70.445 MHz
2nd: 455 kHz
3rd 20.22 kHz (DSP)
? ?
Image rejection > 70 dB ? ?
Audio output 1 W @ (4 ohms @ 10% THD) 3 W (external speaker required) ?

Transmitter

TX-range - - 430-440 MHz
Modulations - - FM  
RF-output - ? 230 mW

Connections

Antenna SO-239 + Clamps / screws - -
Impedance 50 / 600Ω 50 Ω 50 Ω
Other - - -

Electrical

Power req. 13.8V DC or mains ? ?V DC
Current RX 40 W max ? ?
TX - - ?

Physical

Manufactured Between 199x and 200x in Japan Between 1961 and 1963 in USA Between 19xx and 19xx
Dimensions 330 × 130 × 285 mm
(12.99 × 5.12 × 11.22 in)
394 × 220 × 228 mm
(15.51 × 8.66 × 8.98 in)
58 × 80 × 25 mm
(2.28 × 3.15 × 0.98 in)
Weight 7.50 kg (16.5 lbs) approx. ? 130 gr (4.6 oz)
Form factor Base Station Base Station Handheld

Other features

Memories 1000 channels in 1 bank(s) ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features DSP, RS-232, RTTY demodulator, Timer ? ?
Accessories ? ? ?
MPN JRC-NRD-000545 NATIONAL-COMPANY-NC-000155 STANDARD-C-000401