WR-G39DDCi Specifications

Receiver type Dual DDC software-defined receiver with up-converter superheterodyne front end
Frequency range 9 kHz to 3500 MHz
Tuning resolution 1 Hz
Mode AM, AMS, CW, LSB, USB, ISB, DSB, FMN, FMW (stereo), FSK,
UDM (user-defineable mode), DRM (optional)
Image Rejection 90 dB (< 50 MHz)
75 dB (50 - 500 MHz)
77 dB (> 500 MHz)
IP3 +6 dBm typ. (< 50 MHz) @ 5 kHz spacing
+1 dBm typ. (> 50 MHz) @ 10 kHz spacing (preamp off)
SFDR 90 dB typ. (< 50 MHz)
87 dB typ. (> 50 MHz) (preamp off)
86 dB typ. (> 50 MHz) (preamp on)
Noise figure 15 dB typ. (< 50 MHz)
15 dB typ. (> 50 MHz) preamp off
6 dB typ. (> 50 MHz) preamp on
MDS -129 dBm / 500 Hz typ. (< 50 MHz)
-129 dBm / 500 Hz typ. (> 50 MHz) preamp off
-138 dBm / 500 Hz typ. (> 50 MHz) preamp on
Internal spurii Below -100 dBm, typ. less than -115 dBm of equiv. antenna input
RSSI accuracy 2 dB
RSSI sensitivity -140 dBm
Processing and recording bandwidth 20 kHz - 4 MHz (selectable in 24 steps)
Demodulator processing bandwidth 20 kHz - 320 kHz (selectable in 13 steps)
Demodulation bandwidth (selectivity) 1 Hz - 320 kHz (continuously variable in 1 Hz steps within current demodulator processing bandwidth)
Spectrum analyzer 16 MHz wide real-time spectrum, 1.5 kHz resolution bandwidth
ADC 16 bit, 100 MSPS
Search speed Up to 1 GHz/s
Scanning speed Up to 80,000 ch/s (12.5 kHz channel separation)
Sensitivity

AM: 30% mod., 10 dB S+N/N

SSB, CW: 10 dB S+N/N

FM: 3 kHz dev., 12 dB SINAD

FMW: 50 kHz dev., 12 dB SINAD

Mode < 50 MHz typ.
(@ 14 MHz)
> 50 MHz (preamp off) typ.
(@ 800 MHz)
> 50 MHz (preamp on) typ.
(@ 800 MHz)
AM -102 dBm
(1.8 µV)
-103 dBm
(1.6 µV)
-110 dBm
(0.7 µV)
SSB -114 dBm
(0.45 µV)
-114 dBm
(0.45 µV)
-123 dBm
(0.16 µV)
CW -122 dBm
(0.18 µV)
-122 dBm
(0.18 µV)
-130 dBm
(0.07 µV)
FM -112 dBm
(0.56 µV)
-112 dBm
(0.56 µV)
-120 dBm
(0.22 µV)
FMW not specified -106 dBm
(1.1 µV)
-113 dBm
(0.5 µV)
 
Note: Below 500 kHz and above 3.3 GHz, the sensitivity gradually drops.
Typical figures (CW, 500 Hz BW, 10 dB S+N/N) are as follows:

500 kHz    -121 dBm
200 kHz    -118 dBm
100 kHz    -112 dBm
50 kHz    -106 dBm
20 kHz    -98 dBm
10 kHz    -90 dBm
3.5 GHz    -115 dBm
3.4 GHz    -118 dBm
3.3 GHz    -122 dBm
Intermediate frequencies IF1: 3910 MHz (BW=30 MHz)
IF2: 70 MHz (BW=16 MHz)
Tuning accuracy 0.5 ppm @ 25 ° C
Tuning stability 0.5 ppm (0 to 50° C)
Antenna input 50 ohm (SMA connector)
Interface PCI Express (1x)
Power consumption 20 W max. (powered via the PCI-e bus)
Operating temperature 0°C to 50°C
Dimensions Length: 217.6 mm (8.57")
(excluding mounting bracket)
Height: 98.4 mm (3.87")
(excluding edge connector)
Thickness: 14.5 mm (0.57")
(incl. components on either side)

Specifications are subject to change without notice due to continuous product development and improvement.