SunSDR2 PRO
HF and VHF in a case that weighs a kilo and a half.

01 / 04 — Вид спереди
Direct sampling on receive (DDC) and direct digital synthesis on transmit (DUC). 15 W (up to 20) on HF, 15 W on 6 m and up to 8 W on 2 m, in a 185 × 165 × 50 mm case with a one-piece milled heatsink.
- HF
- 15W
- VHF
- 7W
- ADC
- 16bit
- 重量
- 1.5kg
Features
Contests and SO2R
Two independent software receivers, each with a sub-receiver: two HF bands at once and split in DX mode. With ExtCtrl the compact unit becomes a complete contest position.
Home shack and field
130 dB dynamic range on HF and 114 dB on VHF, 0.2 µV sensitivity and a +10 dB preamp keep you confident on a crowded band.
Field power
10–16 V on receive and 12–16 V on transmit: a switching supply or a battery will do.
2 m VHF and transverters
A built-in +22 dB VHF LNA and transverter support. With an external amplifier the PRO runs the whole set-up, and the kit stays portable.
Use Cases
- 01
Contesting
Two independent receivers allow SO2R operation and hunting multipliers on the second VFO.
- 02
DX Hunting
Wide panorama and instant split frequency jump give an edge in dense pileups.
- 03
Remote Operation
Streaming audio and IQ over the network enables full remote operation worldwide.
- 04
Digital Modes (FT8/FT4)
Direct integration with WSJT-X and loggers via TCI protocol with no virtual cables.
ExpertSDR3、TCI 和 ERS
ExpertSDR3 及其更新均免费。开放的 TCI 协议可连接日志、Skimmer 和数字模式软件,无需虚拟串口或音频线缆;不支持 TCI 的软件可通过 RadioSync 桥接(CAT、OmniRig)。随附 Expert Remote System(ERS):可通过浏览器或 ExpertSDR3 进行控制,支持直连或通过 ExpertCloud 服务连接。
了解软件- ExpertSDR3免费的无线电操作软件
- TCI用于日志、Skimmer 和数字模式的开放协议
- ERS通过浏览器或 ExpertSDR3 远程操作
Hardware headroom
ALC*
Input for external power amplifiers, controlled over ExtCtrl.
Full Duplex*
Full-duplex operation.
* The hardware supports these functions; software support comes in ExpertSDR3 updates.
规格参数SunSDR2 PRO
接收机特性
| RF 模数转换器 (ADC) 精度 | 16 bit |
|---|---|
| RF 模数转换器 (ADC) 采样率 | 160 MHz |
| 模数转换器 (ADC) 芯片型号 | LTC2209 |
| 接收频率范围 | 0.1...65; 95...155 MHz |
| 辅助子接收机数量 | 2 个 |
| 频谱采样率带宽 | 39; 78; 156; 312 @ 24 kHz |
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发射机特性
| RF 数模转换器 (DAC) 精度 | 14 bit |
|---|---|
| RF 数模转换器 (DAC) 采样率 | 640 MHz |
| 发射频率波段 | 160-6; 2 m |
| 短波发射输出功率 | 15 (最高可达 20) W |
| 6米频段输出功率 | 15 W |
| VHF 频段输出功率 | 7 (最高可达 8) W |
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综合规格
| TCXO 温补晶振频率稳定度 | 20 +/- 0.5 ppm |
|---|---|
| 外部 10 MHz 参考时钟输入 | 是 |
| 内置音频编解码器 / 动态范围 | 24 bit / dB |
| 射频输入 / 输出接口 | 2个短波(HF), 1个超短波(VHF), ADC IN, DAC OUT |
| 电脑通信接口 | LAN 100 Mbps |
| 直流供电电压范围 (RX/TX) | 10...16 / 12...16 V |
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