Features Matrix MX800/ MX920/ MX921 series
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| ITEM | MX800 | MX920 | MX921 |
| SYSTEM BASE / REPEATER | CONVENTIONAL | SOLAR POWER & SYSTEM | |
| APPLICATION | |||
| Repeater | Yes | Yes | Yes |
| Basestation (Simplex operation) | Yes, add optional Simplex Relay | Yes, add optional Simplex Relay | Yes, add optional Simplex Relay |
| Basestation (Full duplex operation) | Yes | Yes | Yes |
| Conventional | Yes | Yes | Yes |
| Trunking MPT1327 | Yes | No | Yes |
| Trunking LTR | Yes | No | Yes |
| Simulcast | Yes, add external ref in option T12 | No | No |
| External Modem connection | Yes | No | Yes |
| Solar powered | Can add Option T10 to reduce current consumption from 450mA to 300mA or lower | Good, RX current 220mA | Excellent, RX current 60mA |
| ITEM | MX800 | MX920 | MX921 |
| I/O | |||
| N type TX connector | Yes | Yes | Yes |
| BNC RX connector | Yes | No | Yes |
| N type RX connector | Yes (option) | Yes | No |
| Line I/O connections | Yes, option T05, T19, T26, T29 adds extra features etc | No | Yes, option T45 adds balanced feature etc |
| Open collector Alarm outputs | Yes | No | Yes |
| Digital I/O | Yes | No | Yes, expansion with option T45 |
| Monitor connector | Yes | No | No |
| Front panel LED status indicators | Yes | Yes | Yes |
| RJ45 isolated VF I/O + E&M connector. | Yes, option | No | Yes, option |
| Optional front panel RS232 port | Yes | No | No |
| Bussable RS232 port | Yes | No | No |
| ITEM | MX800 | MX920 | MX921 |
| Channel selection | |||
| 99 Channels selected from front panel | Yes, option | Yes | Yes |
| 255 Channel capacity | Yes | Yes | Yes |
| Software channel select function | Yes | Yes | Yes |
| Rear BCD/Binary channel change inputs | Yes | No | Yes, option |
| Internal DIP switch channel select. | Yes | No | No |
| ITEM | MX800 | MX920 | MX921 |
| Options / Features | |||
| Programmable channel spacing | Standard | Standard | Standard |
| Non predictive CTCSS enc/dec (PL) | Option | Yes | Yes |
| DCS enc/dec (DPL) | Option | Yes | Yes |
| Balanced isolated Line VF, E&M | Option | No | Option |
| Simplex C/O relay | Option | Option | Option |
| VF audio delay | Option | No | No |
| Low current upgrade | Option | Standard | Standard |
| External ref oscillator input | Option | No | No |
| Local speaker and Mic input | Option | Yes | Yes |
| Local channel change | Option | Yes | Yes |
| DTMF remote control | Option | Yes | Yes |
| Internal PSU | No | Yes | No |
| Internal Battery | No | Yes | No |
| Internal Duplexer | No | Yes | No |
| Internal Solar controller | No | No | Yes |
| Front panel variable volume | Yes, knob | Yes, knob | Yes, knob |
| Front panel variable squelch | Yes, screwdriver | Yes, knob | Yes, screwdriver |
| Front panel repeater switch | No | Yes | Software option |
| Built in PSU | No | Yes, option | No |
| Built in Duplexer | No | Yes, option | No |
| Selcall features | Future | Yes, firmware option | Yes, firmware option |
| Flash programmable | No | Yes | Yes |
| TX Duty cycle | 100% | 100% | 100% |
| Speaker amp | Yes, 1Watt option | Yes, 3Watt 5Watt peak | Yes, 1Watt |
| Mounting formats | 2RU Rack mount | 3 RU size. Optional: 3RU rack tray, Wall mount, Horz or Vert case. | 2RU Rack mount |
| Accurate real time clock | Yes, option | No | Yes |
| Other additional Options | Yes | No | Some |
| ITEM | MX800 | MX920 | MX921 |
| Misc | |||
| Comprehensive programming software | Yes | Built in | Built in |
| Serial port diagnostics | Yes | Yes | Yes |
| Software and hardware ID assignment | Yes, expansion option also | No | No |
| Temperature controlled fan | Yes | Yes | Yes |
| Power supply monitor | Yes | Yes | Yes |
| Rear TTR control | Yes | No | Yes |
| Morse ID | Yes | No | No |
| Link configurable VF path | Yes | No | No |
| VF I/O levels trim pot adjustable | Yes | No | Yes, option |
| TTR levels trim pot adjustable | Yes | No | No |
| On board switching for VF path control | No | No | No |
| Dip switch mode selection | No, software mode selection | No | No |
| Extensive rear interface | Yes | No | Yes, option |
| Audio bridging function | No | No | Yes |
| Internal interfacing | Yes | No | Yes |
