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SunSDR2 DX
Specifications Prices
Compact direct-sampling HF / VHF transceiver. Two software receivers and sub-receiver for each of them, independent wideband bandscope up to 80 MHz. Output power 100W on HF, 80W on 50 MHz and 8W on 144 MHz. It's perfectly suited for DXpeditions, with active cooling and improved supply system. Ideated in Russia.
Reference market : amateur-radio
SunSDR2 DX specifications
| General |
| Frequency coverage | |
|---|---|
| Receive | 0.1000 ~ 65.0000 MHz 95.0000 ~ 155.0000 MHz |
| Transmit | 1.8 / 3.5 / 7 / 10 / 14 / 18 / 21 / 24 / 28 / 50 / 144 MHz |
| Mode [1] | |
| CW / LSB / USB / DSB / AM / AM-S / FM / WFM | |
| Receiver |
| Sensitivity | |
|---|---|
| 0.2 uV (HF) | |
| ADC (Analog to Digital Conversion) | |
| Sample rate | 160 Msps |
| Resolution | 16 Bit |
| DDC bandwidth | 39.0625 / 78.125 / 156.25 / 312.5 ksps |
| RF preamplifiers | |
| 10 dB 27 dB (VHF) |
|
| RF attenuator | |
| 10 / 20 dB | |
| Blocking | |
| 130 dB (HF) 129 dB (VHF) |
|
| Notch filter | |
| Yes | |
| NB (Noise Blanker) | |
| Yes | |
| DNR (Digital Noise Reduction) | |
| Yes | |
| Frequency stability | |
| ±0.5 ppm | |
| Transmitter |
| Output power | |
|---|---|
| HF bands | 100 W |
| 50 MHz band | 80 W |
| 144 MHz band | 8 W |
| DAC (Digital to Analog Conversion) | |
| Sample rate | 640 Msps |
| Resolution | 14 Bit |
| Features |
| Antenna | |
|---|---|
| 2 x mini-UHF 50Ω (HF) mini-UHF 50Ω (VHF) |
|
| Power supply | |
| 10~14.8 VDC (13.8V nominal) | |
| Power consumption | |
| 1.2A RX, typ 24A TX, max |
|
| Audio output | |
| Jack 6.35 mm external headphone | |
| Connections | |
| LAN 100 Mbit (control) Jack 6.35 mm (CW key) Jack 6.35 mm (PTT) RCA (ALC input) SMA (10 MHz reference input) SMA (RX output) SMA (DAC output) SMA (ADC input) 8-pin DIN (external ATU) 20-pin DIP (external devices) |
| Mechanical and environmental data |
| Operating temperature | |
|---|---|
| from 0°C to +50°C | |
| Dimensions | |
| 170 (W) x 80 (H) x 190 (D) mm | |
| Weight | |
| 1.8kg |
- Further modes such as DRM can be implemented with third party software.
Updated | Complete | UK - NORTHERN IRELAND
378 pages | 300+ Airports and Airfields
Voice com. | ACC | FIC | VOLMET | ACARS | VDL | ILS | VOR | DME
The SunSDR2-DX, based on the well-known SunSDR2-PRO with several hardware improvements, It's a very compact HF / VHF transceiver perfectly suited for DX-peditions. Advanced supply system, which leads to less heating and less power consumption. Two software receivers and sub-receiver for each of them. HF front-end with multiple filters, Low-pass @ 65 MHz or 9 x band-pass and constant LPF @ 70 MHz. VHF front-end with wide filter, 95~155 MHz, or narrow SAW filter for 144~148 MHz and constant HPF @ 100 MHz. Independent wideband bandscope up to 80 MHz. Output power 100W on HF, 80W on 50 MHz and 8W on 144 MHz. PC requirements: The ExpertSDR2 software works with Windows 7~10 (32/64 bit), Linux Ubuntu/Kubuntu (18.04 x64) and macOS 10.14 Mojave and higher. 2 or 4 core CPU Intel Core i3 or Core i5. Video card with OpenGL 1.5 or higher.
SunSDR2 DX transceiver's connections :
SunSDR2-DX rear panel
SunSDR2 DX features in short :
Independent receiver path based on DDC (Direct Down-Conversion) architecture.
Independent transmitter path based on DUC (Direct Up-Conversion) architecture.
2 software receivers + Subreceiver for each of them, 4 slices total.
VHF low noise preamplifier with PGA103 chip.
Professional transmitter processing module provides the most advanced tuning capability for voice operation.
High performance built-in 24 bit stereo audio codec with 114dB dynamic range.
An opportunity to use the SunSDR2-DX as a signal generator via DAC OUT connector.
An opportunity to use external filters in the middle of the RF path, using ADC IN and RX OUT.
Monitoring delay in CW mode is about 5~6ms.
Input for external 10 MHz reference oscillator.
An opportunity to use the transceiver in SO2V mode.
Antenna switch with 2 HF antenna connectors and separate VHF antenna connector.
Internal power-meter for HF and VHF bands and SWR-meter for HF band.
ALC connector for external power amplifiers.
TCI interface for seamless connection with third-party software.
Ethernet LAN interface provides a fast and reliable connection to PC.
ExtCTRL connector to control external devices with 8 powerful keys with open collector output.
SunSDR2 DX price
We have collected for your convenience the Expert Electronics SunSDR2-DX sale price (Euro) and its trend over time. Useful to guarantee a cheaper purchase of this radio and to put it for sale in the second-hand market. Of course offers, accessories, warranty terms and conditions can lead to different figures.
 Price |
 Date |
 Condition |
| EUR 2385.00 | 2021-may | Brand-new |
SunSDR2 DX review
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