FT-720R
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GENERAL
| Type | Amateur VHF/UHF transceiver |
|---|---|
| Frequency range | Europe TX: 144-146 / 430-440 MHz RX: 144-146 / 430-440 MHz USA TX: 143.9-148 / 440-450 MHz RX: 143.9-148 / 440-450 MHz |
| Tuning steps | 2 m: 12.5 KHz (Europe) or 5 / 10 KHz (USA)70 cm: 25 KHz (All versions) |
| Frequency stability | Max? ppm |
| Mode | FM |
| Channels / memory management | 4 regular 1 priority RAM storage, External DC required for memory retention! |
| Repeater shift / offset | Europe 2 m: ±600 KHz 70 cm: ±1.6 MHz USA 2 m: ±600 KHz 70 cm: ±5 MHz (For odd splits, use memory M0) |
| Power supply | 13.8 VDC (2-pin metal locking ring connector) |
| Current drain / power consumption | RX: 500 mATX: 3.5 A (720RV deck) — 6.5 A (720RVH deck) — 4.5 A (720RU deck) |
| Antenna impedance / connector | 2 m: 50 ohm / SO-23970 cm: 50 ohm / N-jack |
| Dimensions (W*H*D) | Control head: 150*50*85 mm (5.91*1.97*3.35")RF decks: 150*50*161 mm (5.91*1.97*6.34") |
| Weight | Control head: 900 g (1.98 lb)RF decks: 1.6 Kg (3.53 lb) |
| Other features | Scanning. CTCSS/PL option. 1750 Hz (Europe) or 1800 Hz (USA) repeater tone. |
RECEIVER SECTION
| Receiver system | Double conversion superheterodyne 1st IF: 10.7 MHz (2 m) — 16.9 MHz (70 cm) 2nd IF: 455 KHz |
|---|---|
| Sensitivity | 2 m: 0.32 uV (20 dB quieting) 70 cm: 0.5 uV (20 dB quieting) |
| Selectivity | 2 m 12 KHz (-6 dB)24 KHz (-60 dB) 70 cm 24 KHz (-6 dB)48 KHz (-60 dB) |
| Image rejection | — |
| AF output power / speaker | 1.5 W at 10% distortion / 8 ohm |
| External speaker connector | 3.5 mm |
TRANSMITTER SECTION
| RF output power | 2 m (720RV deck):10 W 2 m (720RVH deck):25 W 70 cm (720RU deck):10 W |
|---|---|
| 2 m (720RV deck) | 10 W |
| 2 m (720RVH deck) | 25 W |
| 70 cm (720RU deck) | 10 W |
| Modulation system | Variable reactance phase modulation |
| Max FM deviation (Factory set) | 2 m: ±5 KHz70 cm: ±12 KHz |
| Spurious emissions | Better than -60 dB |
| Microphone impedance / connector | 500-600 ohm / 6-pin |
| Microphone input level | — |
MISCELLANEOUS
| Manufactured | Japan, 1980-1981 (Discontinued) |
|---|---|
| Additional info | Closeout price, september 1981 in the US: $349.95 (Control head + 720RVH deck) Closeout price, september 1981 in the US: $359.95 (Control head + 720RU deck) |
| 720RV 720RVH 720RU E72L E72S MMB3 S72 | 2 m deck, 10 W 2 m deck, 25 W 70 cm deck, 10 W Extension cable, 400 cm (13.12 ft) Extension cable, 200 cm (6.56 ft) Bracket for deck option Switching box |
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