PC Radio Model RX-320
Description
HF DSP "PC Radio" receiver utilizing digital signal processors inside the "black box" and a personal computer to run the radio. The RX-320 was replaced by the RX-320D.
Reviews
- ARRL, QST, 1999, March (Must be an ARRL member and logged in to view.]]
Related Links
- Callsign Software - Support for this package can be found here
- Ergo - Support for this package can be found here
- RxPlus Control Software - Support for this package can be found here
- Shortwave Log - The Yahoo group for this software can be found here; however it has its own extensive forums.
- TRX Manager - Support for this package can be found here
- For other software links, please see the controllers folder of the RX320 Yahoo Group
Mods
Specifications
- MODES: AM, LSB, USB, CW
- FREQUENCY RANGE: 100 kHz - 30 MHz
- FREQUENCY ACCURACY: +/- 100 Hz at 25 degrees C.
- MEMORIES: Limited only by available RAM in PC, virtually any PC will store 1000's of stations.
- SENSITIVITY:
| MODE | B/W | SENSITIVITY |
|---|---|---|
| AM (80% mod @ 1 kHz) | 6 kHz | 0.64 uV for 12 dB S+N/N |
| CW / SSB | 2.5 kHz | 0.3 uV for 10 dB S+N/N |
- SELECTIVITY: 34 IF-DSP bandwidth filters built-in. 300 Hz, 330 Hz, 375-750 Hz in 75 Hz steps, 750-3000 Hz in 150 Hz steps, 3000-6000 Hz in 300 Hz steps, 8 kHz.
- THIRD ORDER INTERCEPT: + 10 dBm
- DYNAMIC RANGE: 90 dB @2.4 kHz bandwidth at 50 kHz spacing
- I-F FREQUENCIES: 1st I-F 45 MHz, 2nd I-F 455 kHz, 3rd I-F 12 kHz
- I-F REJECTION: > 60 dB
- IMAGE REJECTION: > 60 JB
- ANTENNA: 50 ohm unbalanced for external antenna. High impedance at telescoping whip connection, automatically switched out of line when external antenna connected.
- PC INTERFACE: Industry standard serial interface on DB9 connector
- CONNECTIONS: + DC input, DB9 for serial port, external antenna, line output to sound card, external speaker.
- POWER REQUIRED: < 500 mA at 13.5 - 15 VDC, wall transformer supplied
- AUDIO: 1 watt at 4 ohms. > 1 v p-p output into 600 ohms (typical to drive a sound card).
- CONSTRUCTION: 2 epoxy glass PC boards, aluminum chassis, steel top and bottom
- SIZE: HWD 3 "x 6.25 "x 6.5"
- WEIGHT: 2.5 lbs (1.14 kg)