JRC NRD-545 Technical Specifications

Frequency range: 0.1-29.999999MHz

Modes: USB, LSB, CW, RTTY, AM, FM (WFM with option board installed)

Frequency stability: ±2 ppm or less per hour after warm-up; ±0.5 ppm or less with optional TCXO installed

Tuning steps: 1, 10, 100Hz; 1, 5, 6.25, 9, 10, 12.5, 20, 25, 30, 50, 100 kHz

Frequency memory: 1000 scannable channels (Frequency, mode, bandwidth, ATT, AGC, and tuning step)

Receiving system: Triple superheterodyne

IF Frequencies: 1st 70.455MHz, 2nd 455kHz, 3rd 20.22kHz

Dynamic range: 106dB @ 300Hz IF bandwidth

Image rejection: 70dB or more

Spurious response: 60dB or more

IF rejection: 70dB or more

PBS variable range: ±2.3kHz in 50Hz steps

Notch filter attenuation: 40dB or more

Notch variable range: ±2.5kHz in 10Hz steps

Notch tracking range: ±10kHz

Antenna impedance: 50 and 600 ohms

Antenna input attenuator: 20dB Nom.

AGC stability: AF output remains within 10dB with antenna input variance of 3 µV-100mV

AGC release time: Adjustable from 40 milliseconds to 5.1 seconds in 20 millisecond steps

AF output: 1W or more @ 4 ohms load, 10% THD

Line/recorder: 1mW or more (600 ohm load, 10% THD

RS-232C interface: 4800 baud character format;:1start bit, 8 data bits, non-parity,1 stop bit

Power required: 100/120/220/240 VAC @ 40VA max. or 12-16 VDC @ 2A max.