SPECIFICATIONS
TRANSMITTER
RECEIVER
GENERAL
ACCESSORIES
TPD-8424 UHF 440-470 MHz Channel Capacity 512; 16 Zones, max 32 Ch Per Zone Digital DMR Tier II TDMA Channel Spacing 25/20/12.5 kHz (Analog) 12.5 kHz (Digital) 2 Time Slots of 6.25 Each Operating Voltage 3.7V Battery Capacity 2200 mAh Li-Ion Frequency Stability ± 1.0 PPM (-30° to +60° C) Antenna Impediance 50 Ω Dimensions (H/W/D) 3.89 x 2 x .82” (99x51x21 mm) Weight (W/ Battery) 5.86 oz. (160 g.) Case/Frame Polycarbonate/Aluminum Die Cast LCD Display 3 Lines Mono - Choice of Alphanumeric or Numeric Battery Life (Hours) Analog: 10.5 Hours, Digital:14 Hours 90/5/5 duty cycle
RF Output Power 3 Watt Digital, 2 Watt Analog FM Modulation 11K0F3E (12.5 kHz), 14K0F3E (20 kHz), 16K0F3E (25 kHz) 4FSK Digital Modulation 12.5 kHz Data Only: 7K60FXD, 12.5 kHz Data & Voice: 7K60FXW Conducted/Radiated Emission -36dBm<1GHz, -30dBm>1GHz Modulation Limiting ±2.5 kHz (12.5 kHz), ±4.0 kHz (20 kHz), ±5.0 kHz (25 kHz) FM Noise 40dB (12.5 kHz) Adjacent Channel Power 60dB (12.5 kHz), 70dB (20/25 kHz) Audio Distortion 3% maximum with 1kHz modulation Digital Vocoder Type AMBE3000 Vocoder Chip with AMBE+2 Voice Compression Algorithm Digital Protocol ETSI-TS102 361-1-2-3
Sensitivity (Analog) .22µ V 12dB SINAD Sensitivity (Digital) .22µ V/BER 5% Selectivity TIA-603 ETSI >65dB (12.5 kHz), 70dB (20/25 kHz) Intermodulation TIA-603 ETSI >70dB (12.5/20/25 kHz) S/N 40dB (12.5 kHz), 43dB (20 kHz), 45dB (25 kHz) Audio Output Power 1.0 Watt Audio Distortion < 3% at rated output Audio Response +1,~ -3dB From 6dB per octive de-emphasis characteristics Spurious Emission 70dB