For those requiring a PMR446 ATEX portable with a high visibility back-lit LCD, the HT953 with its no compromise build specification, is the most cost effective solution. From an established generation of commercial grade portables, the fully submersible IP68 HT Series 2.0 is designed to operate in the most hostile environments and with its MIL-STD 810C/D/E/F construction and exceptionally loud audio, is the choice of the fire & rescue services and major blue-chip petrochem organisations worldwide. Whether you display all 8 of Europe's currently allocated PMR446 channels, or using different CTCSS or DCS tones expand the channel capacity to a maximum of 255, the choice is yours. Utilising the latest intelligent Lithium-Ion battery technology your HT953, if dealer enabled, will display a battery cycle count each and every time you power-on your radio. For your convenience it will even alert you to imminent battery life expiration. The HT953 comes with channel scanning, VOX and local personal attack alarm, with optional Bluetooth communications facility and variable point voice scrambler. This low cost LCD model will exceed the expectations of even the most experienced radio users. Intrinsically Safe, ATEX E Ex ib IIC T4.
| Model Numbers & Frequency Variants |
| Model |
Frequency |
|
| HT953 |
PMR446 |
446.00625 - 446.09375MHz |
|
|
|
|
| Frequency Range |
446.00625 - 446.09375MHz (HT953) |
| Channels |
255 Channels |
| Channel Spacing |
12.5 kHz / 25 kHz |
| Communication Method |
Simplex / semi duplex |
| Antenna Impedance |
50 ohm |
| Antenna |
Whip / stubby |
| Battery Type |
1800 mAh Li-Ion battery pack |
| Power Supply Voltage |
7.4V DC |
| Current Drain (nominal) |
TBA |
| Duty Cycle (5/5/90) |
TBA |
| Microphone |
Internal condenser microphone |
| Operating Temperature |
-20° to +55° |
| Size (mm) |
59.5(W) x 130(H) x 37(D) W = 59.5 (62 including protrusions)
H = 130 (145 inc knobs)
D = 37mm (41 including battery protrusions) |
| Weight |
277g with battery and aerial |
| Power Output |
HIGH – 5W, LOW - 1W |
| Modulation |
8K0F3E/16K0F3E |
| Oscillator Method |
PLL |
| Frequency Stability |
< ±0.00025% (±2PPM) |
| Maximum Deviation |
±2.5 kHz(Narrow)/ ±5 kHz(Wide) |
| Audio Distortion |
< 5% (1 kHz 60%) |
| Spurious Emission |
-68 [dBc] |
| Hum & Noise |
-40 [dB] |
| Receiver Type |
Double Super Heterodyne type |
| Sensitivity |
-0.25uV (12dB SINAD) |
| Frequency Stability |
±0.00025%(±2PPM) |
| Spurious Rejection |
-60 dB |
| Adjacent Channel Selectivity |
-60 dB (Narrow) , -70 dB (Wide) |
| Distortion |
< 3% Typical |
| Hum & Noise |
-40 dB |
| Audio Output |
1W |
| Speaker Size |
38 mm |
As standard the HT953 is supplied with: CNB950E - 7.4v, 1800mAh rechargeable Lithium-Ion battery pack CSAHT - Rapid charger CBH950 - Spring loaded belt clip High efficiency antenna (can be exchanged for stubby antenna at point of order) User manual
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HT953
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