6881076C20-E January 29, 2003
Model Numbering, Charts, and Specifications xxxvii
UHF Radio Specifications
GENERAL RECEIVER TRANSMITTER
FCC Designations: AZ492FT4786 Frequency Range: Frequency Range:
AZ492FT4787 Range 1: 403–433 MHz Range 1: 403–433 MHz
Range 2: 438–470 MHz Range 2: 438–470 MHz
Temperature Range: Range 3: 450–482 MHz Range 3: 450–482 MHz
Operating: –30°C to +60°C Range 4: 482–512 MHz Range 4: 482–512 MHz
Storage: –40°C to +85°C
Channel Spacing: 12.5 kHz or 25 kHz Rated Output Power:
Power Supply: 12 Vdc Negative Ground Only Low-Power Radio: 1–6 Watt Variable
Input Impedance: 50 Ohm Mid-Power Radio: 10–25 Watt Variable
Battery Drain: (Maximum)
20–40 Watt Variable
1–6 Watt Variable: Frequency Separation: High-Power Radio: 50–110* Watt Variable
Standby @ 13.8 V: 0.7 A Range 1 and 4: 30 MHz
Receive at Rated Audio @ 13.8 V: 3.0 A Range 2 and 3: 32 MHz Channel Spacing: 12.5 kHz or 25 kHz
Transmit @ Rated Power: 4.0 A
10–25 Watt Variable: Sensitivity: (per EIA spec. RS204C) Output Impedance: 50 Ohm
Standby @ 13.8 V: 0.7 A 20 dB Quieting: (25 kHz Channel Spacing)
Receive at Rated Audio @ 13.8 V: 3.0 A With Optional Preamp: 0.30 µV Frequency Separation:
Transmit @ Rated Power: 7.0 A Without Optional Preamp: 0.50 µV Range 1 and 4: 30 MHz
20–40 Watt Variable: 12 dB SINAD (25 kHz Channel Spacing) Range 2 and 3: 32 MHz
(30 W Max. in Talkaround Mode) With Optional Preamp: 0.20 µV
Standby @ 13.8 V: 0.7 A Without Optional Preamp: 0.35 µV Frequency Stability:
Receive at Rated Audio @ 13.8 V: 3.0 A (–30° to +60°C; 25°C Ref.): ±0.00025%
Transmit @ Rated Power: 13.0 A Selectivity: (per EIA Specifications)
78 Watt (Range 3 & 4)/110 W (Range 1 & 3): (Measured in the Analog Mode) Modulation Limiting:
Standby @ 13.8 V: 0.8 A 25 kHz Channel Spacing: –75 dB 25 kHz Channel Spacing: ±5.0 kHz
Receive at Rated Audio @ 13.8 V: 4.0 A 12.5 kHz Channel Spacing: –70 dB 12.5 kHz Channel Spacing: ±2.5 kHz
Transmit @ Rated Power: 31.5 A
Intermodulation: (per EIA Specifications) FM Hum and Noise:
Dimensions (H x W x D) (Measured in the Analog Mode) (Measured in the Analog Mode): –45 dB
W4, W5, and W7 Models: With Optional Preamp: –70 dB
Remote-Mount Control Head: 2.0" x 7.1"x 2.2" Without Optional Preamp: –75 dB Emission (Conducted and Radiated): –70 dB
(50.8 mm x 180.3 mm x 55.9 mm)
Dash-Mount Radio: 2.0" x 7.1"x 8.6" Spurious Rejection: Audio Sensitivity:
(50.8 mm x 180.3 mm x 218.4 mm) With Optional Preamp: –80 dB (For 60% Max. Deviation at 1 kHz): 0.08V ±3 dB
W9 Model: Without Optional Preamp: –83 dB
Remote-Mount Control Head: 3.4" x 6.5"x 1.7" Audio Response:
(86.4 mm x 165.1 mm x 43.2 mm) Frequency Stability: (Measured in the Analog Mode)
Speaker: (excluding mounting bracket) (–30° to +60°C; 25°C Reference): ±0.00025% (6 dB/Octave Pre-Emphasis 300 to 3000Hz):
5.5" x 5.5"x 2.5" +1,–3 dB
(139.7 mm x 139.7 mm x 63.5 mm) Audio Output: (per EIA Specifications)
(Measured in the Analog Mode): Emissions Designators:
Weight: 5 Watts at Less Than 3% Distortion 8K10F1E, 11K0F3E, 15K0F2D, 16K0F3E,
Mid-Power Radio: 6.1 lbs (2.8 kg) 10 Watts Optional with Reduced Duty Cycle 20K0F1E, 15K0F1D, 11K0F1D, and 11K0F2D
High-Power Radio: 11.2 lbs (5.1 kg) 12 Watts for High-Power Radios
Speaker: 1.5 lbs (0.7 kg)
Specifications subject to change without notice.
All measurements are taken in the test mode at 25 kHz channel spacing except where indicated.
* Maximum power 78 Watts above 470 MHz.
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