6-4 MODEL CHART AND TEST SPECIFICATION
*Availability subject to the laws and regulations of individual countries.
Transmitter
*Frequencies - Full Bandsplit VHF: 136-174 MHz
UHF: 403-470 MHz
UHF2: 450-527 MHz
300R1: 300-350 MHz
Channel Spacing 12.5/20/25 kHz
Frequency Stability
(-25°Cto+55°C, +25° Ref.)
±2.5 ppm
±5.0 ppm (UHF2, 300R1)
Power 136 - 174: 1-5W
403 - 470: 1-4W
450 - 527: 1-4W
300 - 350: 1-4W
Modulation Limiting ±2.5 @ 12.5 kHz
±4.0 @ 20 kHz
±5.0 @ 25 kHz
FM Hum & Noise -40 dB Typical
Conducted/Radiated Emission -36 dBm <1 GHz
-30 dBm >1 GHz
Adjacent Channel Power -60 dB @ 12.5 kHz
-70dB@20/25kHz
Audio Response (300 - 3000 Hz) +1 to -3 dB
Audio Distortion <3% Typical (UHF, UHF2, VHF)
<5% Typical (300R1)
Receiver
*Frequencies - Full Bandsplit VHF: 136-174 MHz
UHF: 403-470 MHz
UHF2: 450-527 MHz
300R1: 300-350 MHz
Channel Spacing 12.5/20/25 kHz
Frequency Stability
(-25°Cto+55°C, +25° Ref.)
±2.5 ppm
Sensitivity (12 dB SINAD) EIA
Sensitivity (20 dB SINAD) ETS
.25 µV Typical (UHF, UHF2, VHF)
.35 µV Typical (300R1)
.50 µV Typical (UHF, UHF2, VHF, 300R1)
Intermodulation EIA -70 dB (UHF, VHF)
-65db, (UHF2, 300R1)
Adjacent Channel Selectivity 60 dB @ 12.5 kHz
70 dB @ 20/25 kHz
Spurious Rejection >70 dB
Rated Audio 0.5W
Audio Distortion @ Rated Audio <3% Typical
Hum & Noise -40 dB @ 12.5 kHz (UHF, VHF)
-45 dB @ 12.5 kHz (UHF2, 300R1)
-50 dB @ 20/25 kHz
Audio Response (300 - 3000 Hz) +1 to -3 dB
Conducted Spurious Emission -57 dBm <1 GHz
-47 dBm >1 GHz
ETS 300 086