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HT750 and HT1250
General Specifications
HT750 Channel Capacity
HT1250 Channel Capacity
Power Supply
Dimensions: H x W x D
With NiMH High Capacity Battery
With impres NiMH Battery
With impres NiMH FM Battery
With impres Li-ion Battery
Weight:
With NiMH High Capacity Battery
With impres NiMH Battery
With impres NiMH FM Battery
With impres Li-ion Battery
Average Battery Life
@ 5/5/90 Duty Cycle*:
Power Power
With NiMH High Capacity Battery
11 hrs
With impres NiMH Battery
17 hrs 11 hrs
With impres NiMH FM Battery
16 hrs 10 hrs
With impres Li-ion Battery
18 hrs 11 hrs
FCC description
Transmitter
Specifications
Frequencies
Power Output
Frequency Stability
(-30° C to +60° C, +25° Ref.)
Modulation Limiting
Spurs/Harmonics
Channel Spacing
FM Hum & Noise
Adjacent Channel Power
Audio Response (300 – 3000 Hz)
Audio Distortion
FM Modulation
Environmental Specifications
Operating Temperature
Storage Temperature
Humidity
ESD
Water Intrusion
Low Band
VHF
UHF
4 or 16
128
Rechargeable battery 7.5V
5.40 in x 2.26 in x 1.50 in (137mm x 57.5mm x 37.5 mm)
5.40 in x 2.26 in x 1.60 in (137mm x 57.5mm x 40 mm)
5.40 in x 2.26 in x 1.60 in (137mm x 57.5mm x 40 mm)
5.40 in x 2.26 in x 1.30 in (137mm x 57.5mm x 40 mm)
15.0 oz. (420g)
17.5 oz. (488g)
17.5 oz. (488g)
12.8 oz. (358g)
Low
High
Low
High
Power Power
8 hrs
11 hrs
8 hrs
17 hrs
13 hrs
16 hrs
13 hrs
18 hrs
14 hrs
AZ489FT3794 (136-174 MHz)
AZ489FT4826 (403-470 MHz), AZ489FT4834 (450-512 MHz)
AZ489FT1625 (29.7-42 MHz, 42-50 MHz)
Low Band
VHF
UHF
29.7–42 MHz
136–174 MHz
403–470 MHz
35–50 MHz
450–512 MHz
1–6 W
1–5 W
1–4 W
±10 ppm
±5 ppm @ 25 kHz
±2.5 ppm @ 12.5 kHz
+ 5.0 @ 20 kHz
±2.5 @ 12.5 kHz/±4.0 @ 20 kHz/
+5.0 @ 25 kHz
-36 dBm < 1 GHz
-30 dBm > 1 GHz
20/25 kHz
12.5/20/25 kHz
-40 dB typical
- 60 dB @ 12.5, -70 dB @ 25 kHz
+1 to - 3 dB
3%
25 kHz
12.5 kHz 25/30 kHz 12.5 kHz 25 kHz
16KOF3E
11KOF3E 16KOF3E 11KOF3E 16KOF3E
-30 to +60° C
-55 to +85° C
95% RH @ 8 Hr.
IEC 801-2 KV
IP54
Specifications
Receiver
Specifications
Frequencies
Hum and Noise
-45 dB @ 20/25 kHz -45 dB @ 12.5 kHz, -50 db @ 25 kHz
Sensitivity (12 dB SINAD) EIA
Sensitivity (20 dB SINAD) ETS
HT750 Channel Spacing
HT1250 Channel Spacing
Intermodulation
Adjacent Channel Selectivity
Spurious Rejection
Rated Audio
Audio Distortion @ Rated Audio
Audio Response (300 – 3000 Hz)
Conducted Spurious Emission
FCC Part 15
Portable Military Standards 810 C, D, & E
810C
Applicable MIL-STD
Methods Procedures
Low Pressure
500.1
1
High Temperature
501.1
1,2
Low Temperature
502.1
2
Temperature Shock
503.1
1
Solar Radiation
505.1
1
Rain
506.1
1,2
Humidity
507.1
2
Salt Fog
509.1
1
Dust
510.1
1
Vibration
514.2
8,10
Shock
516.2
1,2,5
Factory Mutual Approvals
The HT Series is Factory Mutual approved and Canadian Standard Association approved as
intrinsically safe for use in Classes I, II, and III, Division 1, Groups C, D, E, F and G, as well as
non-incendive use in Class I, Division 2, Groups A, B, C and D on models ordered with the Factory
Mutual option, and battery.
Low Band
VHF
UHF
29.7–42 MHz
136–174 MHz
403–470 MHz
35–50 MHz
450–512 MHz
.30 µV
.25 µV
.50 µV
20/25 kHz
12.5/20/25 kHz
20/25 kHz
12.5/15/20/25/30 kHz
PLL Steps 2.5, 3.125 kHz
70 dB
60 dB @ 12.5 kHz/70 dB @ 25 kHz
70 dB
0.5 W
3% typical
+1 to -3 dB
-57 dBm < 1 GHz
-47 dBm > 1 GHz
810D
810E
Methods Procedures
Methods Procedures
500.2
2
500.3
2
501.2
1,2
501.3
1,2
502.2
1,2
502.3
1,2
503.2
1
503.3
1
505.2
1
505.3
1
506.2
1,2
506.3
1,2
507.2
2,3
507.3
2,3
509.2
1
509.3
1
510.2
1
510.3
1
514.3
1
514.4
1
516.3
1,4
516.4
1,4
5