| GENERAL | Portable Radios | ||
|---|---|---|---|
| TK-D240 | TK-D340 | ||
| Frequency Range | 136 - 174 MHz | 406 - 470 MHz | |
| Max. Channels Per Radio | 32 | ||
| Number of Zones | 2 | ||
| Max. Channels Per Zone | 16 | ||
| Channel Spacing | Analog | 12.5kHz | |
| Digital | |||
| Operating Voltage | 7.5 V DC ±20% | ||
| Battery Life - (5-5-90 duty cycle - battery saver off) | KNB-45L | 11.5 / 13.5 hrs | |
| KNB-69L | 14 / 17 hrs | ||
| Operating Temperature | -22°F to +140°F (-30°C to +60°C) | ||
| with KNB-45L/69L | 14°F to +140°F (-10°C to +60°C) | ||
| Frequency Stability | ±2.0 ppm | ±1.0 ppm | |
| Antenna Impedance | 50 Ohms | ||
| Dimensions (W x H x D) Projections Not Included |
with KNB-45L | 2.13 x 4.78 x 1.33 in. (54 x 121.4 x 33.8 mm) | |
| with KNB-69L | 2.13 x 4.78 x 1.49 in. (54 x 121.4 x 37.8 mm) | ||
| Weight (net) | with KNB-45L | 10.0 oz (285 g) | |
| with KNB-69L | 10.9 oz (310 g) | ||
| RECEIVER | TK-D240 | TK-D340 | |
| Sensitivity | Digital (1% BER) | 0.45 μV | |
| Digital (5% BER) | 0.30 μV | ||
| Analog (12 dB SINAD) | 0.25 μV | ||
| Selectivity | Analog @ 25 / 12.5 kHz | 74 / 68 dB | |
| Intermodulation Distortion | Analog | 72 dB | |
| Spurious Rejection | Analog | 70 dB | |
| Audio Distortion | Less than 10% | ||
| Audio Output Power | 1 W / 12 Ohms (Internal Output) | ||
| 500 mW / 8 Ohms (External Output) | |||
| TRANSMITTER | TK-D240 | TK-D340 | |
| RF Power Output Power | 5 / 1 W | 4 / 1 W | |
| Spurious Response | -70 dB | ||
| FM Hum & Noise | Analog @ 25 / 12.5 kHz | 45 / 40 dB | |
| Audio Distortion | Less than 2% | ||
| Emission Designator | 16K0F3E, 11K0F3E, 7K60FXE, 7K60FXD | ||
*25 kHz are not included in the models sold in the USA or US territories. Analog measurements made per TIA 603 and specifications shown are typical. Digital measurements made per TIA 102CAAA and specifications shown are typical.
Details and timing of firmware and software updates are subject to change without notice. Specifications are subject change without notice, due to advancements in technology.
| MIL Standard | Methods/ Procedures | ||||
|---|---|---|---|---|---|
| 810C | 810D | 810E | 810F | 810G | |
| Low Pressure | 500.1/ I | 500.2/ I, II | 500.3/ I, II | 500.4/ I, II | 500.5/ I, II |
| High Temperature | 501.1/ I, II | 501.2/ I, II | 501.3/ I, II | 501.4/ I, II | 501.5/ I, II |
| Low Temperature | 502.1/ I | 502.2/ I, II | 502.3/ I, II | 502.4/ I, II | 502.5/ I, II |
| Temp. Shock | 503.1/ I | 503.2/ I | 503.3/ I | 503.4/ I, II | 503.5/ I |
| Solar Radiation | 505.1/ I | 505.2/ I | 505.3/ I | 505.4/ I | 505.5/ I |
| Rain | 506.1/ I, II | 506.2/ I, II | 506.3/ I, II | 506.4/ I, III | 506.5/ I, III |
| Humidity | 507.1/ I, II | 507.2/ II, III | 507.3/ II, III | 507.4 | 507.5/ II |
| Salt Fog | 509.1/ I | 509.2/ I | 509.3/ I | 509.4 | 509.5 |
| Dust | 510.1/ I | 510.2/ I | 510.3/ I | 510.4/ I, III | 510.5/ I |
| Vibration | 514.2/ VIII, X | 514.3/ I | 514.4/ I | 514.5/ I | 514.6/ I |
| Shock | 516.2/ I, II, V | 516.3/ I, IV | 516.4/ I, IV | 516.5/ I, IV | 516.6/ I, IV |
| Dust & Water | IP54, IP55 |
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