Safety 1st TR233 Dokumentacja Pobierz pdf (Strona 21)

SECTION 2 TECHNICAL SPECIFICATIONS

Unless otherwise stated, specifications apply for an ambient temperature of 25 Deg C and

13.8V supply.

2.1 GENERAL

Operation

Single- or two-frequency simplex.

Modulation

Frequency.

Supply Voltage

10.8V to 16.2V dc, negative earthed to chassis.

Frequency Bands

VHF UHF

E0 68 - 88 MHz Tm 400 - 440 MHz

B0 132 - 156 MHz U0 440 - 470 MHz

A9 146 - 174 MHz W 1 470 - 500 MHz

W4 500 - 520 MHz

Channel Spacing

VHF UHF

12.5 kHz 12.5 kHz

20 kHz 20 kHz

25/30 kHz 25 kHz

Frequency Stability

UHF & VHF (option) +/-5ppm -10 Deg C to +60 Deg C (better quality

crystal).

VHF

+/-10ppm -10 Deg C to +60 Deg C (standard

crystal).

VHF & UHF (USA) +/-5ppm -30 Deg C to +60 Deg C (extended temp

option).

UHF

+/-2.5ppm -10 Deg C to +60 Deg C (TCXO).

UHF +/-2.5ppm -30 Deg C to +60 Deg C (TCXO).

VHF +/-10ppm -30 Deg C to +60 Deg C (extended temp

option)

Section 2 Page 1

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Safety 1st TR233 Dokumentacja Strona 21