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Compare specifications between amateur radios. Simply select up to 3 radios and compare them side-by-side, including images and descriptions.
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General |
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| HAM bands | ? | ? | ? |
| Freq. stability | less than 100 Hz drift after 10 minutes warmup | 0.5 ppm (0 to 60 C) | 0.5 ppm (0 to 50 °C) |
| Tuning steps | ? | 1 ppm (25C 2C) kHz | 0.001 kHz |
Receiver |
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| RX-range | 15/20/40 m | 9 kHz - 30 MHz (9 kHz - 180 MHz optional) | 9 kHz - 49.995 MHz |
| Modulations | CW SSB | AM AM-sync FM CW USB LSB DSB ISB | AM AM-sync N-FM CW USB LSB DSB ISB FSK |
| Sensitivity | less than 1 µV provides readable signal |
Mode 0.15?0.5 MHz 0.5?1.5 MHz 1.5?30 MHz AM, AMS (30% modulation) ?103dBm (1.6V) ?106dBm (1.1V) ?108dBm (0.9V) AM, AMS (80% modulation) ?111dBm (0.63V) ?115dBm (0.4V) ?116dBm (0.35V) LSB, USB, ISB, DSB ?115dBm (0.40V) ?118dBm (0.28V) ?119dBm (0.25V) CW ?122dBm (0.18V) ?125dBm (0.13V) ?130dBm (0.07V) FM ?110dBm (0.7V) ?113dBm (0.5V) ?117dBm (0.32V) |
AM: -106 dBm (1.12 µV) @ 10 dB S+N/N, 30% modulation SSB: -121 dBm (0.20 µV) @ 10 dB S+N/N, 2.1 kHz BW CW: -127 dBm (0.10 µV) @ 10 dB S+N/N, 500 Hz BW FM: -117 dBm (0.32 µV) @ 12 dB SINAD, 3 kHz deviation, 12 kHz BW, audio filter 300-3000 Hz, deemphasis -6dB/oct |
| Selectivity | 2 kHz (-6 dB) | ? | 1 Hz - 62.5 kHz (continuously variable in 1 Hz steps) |
| Filters | ? | ? | Cut-off frequency 1.8 MHz @ -3 dB Attenuation 60 dB min @ 0.5 MHz |
| Receiver system | Direct conversion | DSP-based SDR with DDS-based double-conversion superheterodyne front end | Direct-sampling, digitally down-converting software-defined receiver |
| IF-freqs. | ? |
1st: 45 MHz 2nd: 16 (12-22) kHz |
? |
| Image rejection | ? | 1.8-7.3 MHz: 80 dB 7.3-30 MHz: 70 dB | 100 dB |
| Audio output | ? | 600 ohm line audio | ? |
Transmitter |
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| TX-range | 15/20/40 m | - | - |
| Modulations | CW | - | - |
| RF-output | 40m: 3 W, 20m: 2.5 W, 15m: 2 W | ? | ? |
Connections |
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| Antenna | BNC | SMA | SMA |
| Impedance | 50Ω | 50Ω | 50Ω |
| Other | - | - | - |
Electrical |
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| Power req. | 13V DC | From PCI interface | 11-13V DC |
| Current RX | 35 mA | ? | 620 mA max |
| TX | 450 mA max | - | - |
Physical |
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| Manufactured | Between 1972 and 1975 in USA | Between 200x and 200x | Between 2010 and 20xx |
| Dimensions |
235 × 216 × 108 mm (9.25 × 8.50 × 4.25 in) |
195 × 99 × 19 mm (7.68 × 3.90 × 0.75 in) |
? |
| Weight | 2.04 kg (4.5 lbs) | 330 gr (11.6 oz) | ? |
| Form factor | Base Station | PC-card | Headless |
Other features |
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| Memories | ? | ? | ? |
| Usage | Amateur / Ham radio operators | Amateur / Ham radio operators | Amateur / Ham radio operators |
| Features | ? |
DSP Number of memory channels limited by computer memory |
DSP ADC: 16 bit, 100 MSPS Number of memory channels limited by computer memory USB 2.0 computer interface |
| Accessories | ? | ? | ? |
| MPN | HEATHKIT-HW-000007 | WINRADIO-WR-G000313I | WINRADIO-WR-G000033DDC-'EXCALIBUR-PRO' |
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