Expert Electronics SunSDR2 DX - Technical Specifications; Receiver Specifications

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SunSDR2 DX User Manual
© 2020 Expert Electronics
ExpertSDR2 SOFTWARE DESCRIPTION
6
TECHNICAL CHARACTERISTICS
6.1 Receiver
Characteristic
Value
RX frequency range, MHz
0,09 ... 65; 95 ... 148
ADC type
LTC2209
RF ADC, bit @ MHz
16 @ 160
Independent software receivers
2 (+2 SubRX)
Sample rate for each receiver, kHz
39; 78; 156; 312 @ 24 bit
Sensitivity, uV
0.2
Maximum width of the Bandscope, MHz
80
Blocking Dynamic Range (BDR) on HF, dB
130
Blocking Dynamic Range (BDR) on VHF, dB
129
Dynamic Range over IMD3 (2 kHz), dB
N/A*
Reciprocal Mixing Dynamic Range (2 kHz), dB
N/A*
Local oscillator (TCXO), ppm
20 MHz +/- 0.5 ppm
ATT/Preamp
-20 dB; -10 dB; 0 dB; +10 dB
Additional VHF preamplifier, dB
+27
SunSDR2 DX has a set of octave band pass filters for the HF band, narrow band pass filter for
the 2М band and wide filters for entire Nyquist zones 0...65 MHz, 95...155 MHz.
9 x HF octave band pass filters:
160M: 0-2.5 MHz (Chebyshev I - 7 Order)
80M: 2.5-4 MHz (Chebyshev I - 3 Order)
60M: 4-6 MHz (Chebyshev I - 3 Order)
40M: 6-7.3 MHz (Chebyshev I - 3 Order)
30M: 7.3-12 MHz (Chebyshev I - 3 Order)
20M: 12-14.5 MHz (Chebyshev I - 3 Order)
17-15M: 14.5-21.5 MHz (Chebyshev I - 3 Order)
12-10M: 21.5-30 MHz (Chebyshev I - 3 Order)
6M: 30-65 MHz (Chebyshev I - 3 Order)