The L3Harris 3005057 is an XL Onboard 85M mobile radio engineered for mission-critical communications in public safety and utility operations. This VHF/UHF/700–800 MHz unit delivers P25 Trunking Phase 1 and Phase 2 capability with dual-mode encryption support, advanced connectivity through Wi-Fi, Bluetooth, and GPS integration, and a color display with programmable controls. Ruggedized to MIL-STD-810H standards, the radio operates across 136–174 MHz (VHF) with 12.5 kHz and 25 kHz channel spacing and supports up to 12,500 channels (1,250 per mission plan across 10 mission plans).
## Technical Specifications
**Physical & Electrical**
• Dimensions: 62 mm (H) × 175 mm (W) × 238 mm (D), excluding protrusions and knobs
• Weight: 6.5 lbs (2.95 kg) without brackets
• System Voltage: 10.88–16.32 VDC, negative ground
**RF Performance**
• Operating Frequency: 136–174 MHz (VHF); VHF, UHF, 700/800 MHz capable
• Channel Spacing: 12.5 kHz, 25 kHz
• FM Modulation Limiting: 2.5, 4, or 5 kHz
• FM Hum and Noise: –45.0 dB @ 12.5 kHz; –47.0 dB @ 25 kHz
• Audio Distortion: < 3.0%
• P25 Modulation Fidelity: 67 dB
• Spurious and Harmonics: < –75 dBc (FCC Part 90)
• Conducted Emissions: –75 dBc
• Radiated Emissions: Meets TIA/EIA-603-D 3.2.12
• Audio Response: Meets TIA-603-D Section 3.2.6
## Key Features
• Dual encryption: Single-key and multiple-key AES/DES, DES-OFB, Encryption Lite (ARC4), and 256-bit AES P25 / 64-bit DES
• Up to 1,048 encryption keys per keystore
• Keying methods include L3Harris Key Loader, P25 Over-the-Air-Rekeying (OTAR), and Motorola KVL 3000+/4000/5000 compatibility
• FIPS 140-2 Level 1 and FIPS 197 compliance
• Color display with user-programmable buttons
## Typical Applications
Public safety dispatch, emergency response, utility field operations, and mission-critical tactical communications requiring reliable P25 infrastructure interoperability.
## Compatibility & Integration
Supports P25 Trunking Phase 1 and Phase 2 networks. Integrates GPS, Bluetooth, and Wi-Fi for extended situational awareness and data connectivity.
