Home>Amplifier>VR-P25D VHF 136-174MHz 40W RF Power Amplifier for DMR Tier II, P25 FDMA & Analog Radios
VR-P25D VHF 136-174MHz 40W RF Power Amplifier for DMR Tier II, P25 FDMA & Analog Radios

VR-P25D VHF 136-174MHz 40W RF Power Amplifier for DMR Tier II, P25 FDMA & Analog Radios

Item NO.: VR-P25D V
Frequency Range
136-174MHz 220-225Mhz 350-390MHz 400-480Mhz
Format
VR-P25 VR-P25D
Inquiry
Industrial B2B Support
Professional wireless infrastructure for global distributors and system integrators.
  • ✓ OEM/ODM Excellence: Custom firmware and private labeling.
  • ✓ Bulk Fulfillment: Priority lead times and inventory stability.
  • ✓ Technical Support: Direct engineer-to-engineer assistance.
  • ✓ Global Compliance: Certified hardware for regulated markets.
FCC
CE RED
RoHS
ISO

Detail

  • 40W MULTI-MODE VHF EXPANSION: Transforms 5W portable digital or analog handhelds into a 40W high-performance mobile infrastructure, dramatically extending rural and marine signal scope.
  • UNIVERSAL TDMA & FDMA SYNC: Equipped with intelligent protocol tracking to seamlessly support DMR Tier II dual-slot, P25 Phase 1, NXDN, and conventional Analog FM / Marine setups.
  • ZERO PACKET LOSS WAVEFORM FIDELITY: Preserves microsecond digital time-slot positioning and strict linear waveform amplification, guaranteeing crystal-clear transmissions over long distances.
  • FACTORY DIRECT B2B SUPPLY: Manufactured in our ISO 9001 certified facility to meet absolute safety and spectrum mandates for global enterprise networks and maritime agencies.
  • HEAVY-DUTY THERMAL DISSIPATION MANAGEMENT: Engineered with an integrated oversized aluminum heat sink chassis and active thermal routing for stable continuous duty operation.
  • INTELLIGENT MOSFET BURNOUT GUARD: Features automatic power-foldback safety controls and active temperature sensors to defend internal core modules from over-current and overheating.
  • INPUT OVERDRIVE GOVERNOR PROTECTION: Intelligently dampens incoming RF spikes (accepts up to 6W input max), preventing transceiver spikes from harming delicate multi-protocol logic circuits.
  • VHF HARMONIC PURIFICATION FILTERS: High-performance multi-stage Low-Pass Filters (LPF) thoroughly eliminate spurious noise across the 136-174MHz band, delivering premium clean spectrum performance.
VHF BAND SPECIALIZED | MULTI-PROTOCOL DIGITAL | DMR TDMA & P25 FDMA COMPLIANT | DIRECT FACTORY WHOLESALE
40W Multi-Mode VHF Range Infrastructure

VR-P25D Series | Universal VHF Power Infrastructure.

The definitive all-in-one hardware solution for transforming 5W VHF handhelds into 40W mobile stations. Engineered with adaptive circuitry to support TDMA DMR Tier II, P25 FDMA, and open-field Analog networks.

VR-P25D 40W VHF RF Power Amplifier for DMR TDMA, P25 FDMA and Analog
136-174 MHz VHF Frequency Band
40 Watts Max Output Power
TDMA & FDMA Universal Auto-Sync Tech
ISO 9001 Factory Certified
Digital Signal Interoperability

Adaptive Dual-Slot Sync.
Zero Packet Loss.

The VR-P25D Series features specialized microsecond-precision TDMA synchronization tracking optimized for VHF line-of-sight propagation over vast rural sectors. Whether operating on commercial digital networks or conventional analog marine relays, it dynamically shifts to preserve dual-slot timing and waveform alignment across all protocols.

📢 Universal Interoperability Matrix (Who Can Use This Universal Amplifier?)

1. Supported Digital TDMA Networks:

  • DMR Tier II (Dual-Slot): 100% compatible with digital VHF fleets (Motorola MOTOTRBO VHF, Hytera, Anytone, Tytera, Baofeng DMR).

2. Supported Digital FDMA Protocols & Systems:

  • P25 Phase 1 (C4FM): Seamlessly boosts public safety networks (Motorola APX/XTS series, Kenwood P25 VHF, Harris systems).
  • NXDN / IDAS / dPMR: Fully compatible with Kenwood NEXEDGE and ICOM IDAS digital VHF business radio deployments.

3. Supported Conventional Analog FM Systems:

  • Conventional Analog FM & Marine / Ham: Works perfectly with conventional 2-meter analog ham handhelds, VHF marine band platforms, and emergency wildlife fleets (Midland, BTECH, Quansheng, Yaesu VHF).
VHF TDMA & FDMA Auto-Sync Signal Amplification Diagram

Mission-Critical VHF Infrastructure Engineering.

Deploying high-power multi-protocol amplification across vast coastal and open-terrain sectors requires premium thermal and spectral suppression. The VR-P25D ensures 24/7 mission-critical infrastructure safety.

Harmonic Purification

Integrated multi-stage LPF cleans spurious emissions across the 136-174MHz VHF band, exceeding international spectrum standards for clean RF operation.

MOSFET Thermal Guard

Real-time smart temperature tracking prevents MOSFET burnout during continuous high-duty search and rescue (SAR) dispatching and rural routing.

Input Overdrive Protection

Smart internal governor controls input RF up to 6W, automatically safeguarding sensitive internal multi-mode logic components.

Technical Specifications & Ordering Model

Model Number Frequency Range Output Power Modulation Protocol Compatibility
VR-P25D (VHF Universal Edition) 136 – 174 MHz 20 - 40W ✔ DMR TDMA Tier II / P25 FDMA / FM Analog / Marine

Universal Fleet Distribution & OEM Support

We provide specialized firmware logging, multi-mode fine-tuning, custom label printing, and bespoke housing options for enterprise integration worldwide.

ISO 9001 Factory-Direct Quality Supply.
All wholesale orders include a Dedicated Speaker Mic, Industrial Power Cable, and Heavy-Duty Mounting Bracket as standard B2B package content.

You May Also Like

  • VR-P25V VHF 136-174MHz 40W RF Power Amplifier for P25 FDMA & Ham Radios VR-P25V VHF 136-174MHz 40W RF Power Amplifier for P25 FDMA & Ham Radios
    40W HIGH-POWER VHF EXPANSION: Transforms 5W portable VHF handheld radios into a 40W high-performance mobile station, exponentially multiplying line-of-sight propagation range. P25 FDMA & HAM COMPLIANT: Meticulously engineered with high-linearity RF stages to support P25 Phase 1, NXDN, Marine bands, and conventional 2-meter Amateur Ham radio networks. LONG-RANGE WAVEFORM FIDELITY: Preserves pure digital and analog frequency modulation profiles, ensuring absolute zero audio clipping or data packet drop for wilderness dispatching. FACTORY DIRECT B2B SUPPLY: Manufactured in our ISO 9001 certified facility to meet rigorous commercial, marine, and land mobile radio standards for international procurement. HEAVY-DUTY THERMAL DISSIPATION MANAGEMENT: Equipped with an integrated massive aluminum heat sink and active thermal routing to ensure 24/7 continuous high-duty operation. INTELLIGENT MOSFET BURNOUT GUARD: Real-time internal temperature sensors and automatic power-foldback circuitry protect core RF components from overheating during extended transmissions. INPUT OVERDRIVE GOVERNOR PROTECTION: Smart internal safety circuits automatically manage input RF power up to 6W, shielding the amplifier from portable radio power spikes. VHF HARMONIC PURIFICATION FILTERS: Integrated multi-stage Low-Pass Filters (LPF) thoroughly clean spurious emissions across the 136-174MHz band, exceeding international spectrum regulations.
  • VR-P25U UHF 40W RF Power Amplifier for P25 FDMA & Analog Radios VR-P25U UHF 40W RF Power Amplifier for P25 FDMA & Analog Radios
    40W HIGH-POWER INDUSTRIAL EXPANSION: Transforms 5W portable handheld radios into a 40W high-performance mobile station, multiplying your communication range. P25 FDMA & ANALOG COMPLIANT: Meticulously engineered with high-linearity RF stages to support P25 Phase 1, NXDN, and conventional Analog FM/GMRS networks. ZERO PACKET LOSS WAVEFORM FIDELITY: Preserves pure digital and analog waveform alignment, ensuring absolute zero audio clipping or data packet drop for mission-critical dispatch. FCC PART 90 CERTIFIED INFRASTRUCTURE: Fully tested and certified under FCC ID: ZVM-VR-P25U to meet rigorous commercial, public safety, and land mobile radio standards. HEAVY-DUTY THERMAL Dissipation MANAGEMENT: Equipped with an integrated massive aluminum heat sink and active thermal routing to ensure 24/7 continuous high-duty operation. INTELLIGENT MOSFET BURNOUT GUARD: Real-time internal temperature sensors and automatic power-foldback circuitry protect core RF components from overheating. INPUT OVERDRIVE GOVERNOR PROTECTION: Smart internal safety circuits automatically manage input RF power up to 6W, shielding the amplifier from portable radio power spikes. HARMONIC PURIFICATION FILTERS: Integrated multi-stage Low-Pass Filters (LPF) thoroughly clean spurious emissions across the 400-480MHz band, exceeding FCC/CE spectrum standards.
  • VR-P25D UHF 400-480MHz 40W RF Power Amplifier for DMR Tier II, P25 FDMA & Analog Radios VR-P25D UHF 400-480MHz 40W RF Power Amplifier for DMR Tier II, P25 FDMA & Analog Radios
    40W MULTI-MODE INDUSTRIAL EXPANSION: Transforms 5W portable digital or analog handhelds into a 40W high-performance mobile infrastructure, dramatically extending commercial signal scope. UNIVERSAL TDMA & FDMA SYNC: Equipped with intelligent protocol tracking to seamlessly support DMR Tier II dual-slot, P25 Phase 1, NXDN, and conventional Analog FM/GMRS setups. ZERO PACKET LOSS WAVEFORM FIDELITY: Preserves microsecond digital time-slot positioning and strict linear waveform amplification, guaranteeing crystal-clear transmissions under heavy dispatch duty. FCC PART 90 CERTIFIED INFRASTRUCTURE: Tested and approved under FCC ID: ZVM-VR-P25U to satisfy absolute safety and spectrum mandates for global enterprise networks. HEAVY-DUTY THERMAL DISSIPATION MANAGEMENT: Engineered with an integrated oversized aluminum heat sink chassis and active thermal routing for stable continuous duty operation. INTELLIGENT MOSFET BURNOUT GUARD: Features automatic power-foldback safety controls and active temperature sensors to defend internal core modules from over-current and overheating. INPUT OVERDRIVE GOVERNOR PROTECTION: Intelligently dampens incoming RF spikes (accepts up to 6W input max), preventing transceiver spikes from harming delicate multi-protocol logic circuits. HARMONIC PURIFICATION FILTERS: High-performance multi-stage Low-Pass Filters (LPF) thoroughly eliminate spurious noise across the 400-480MHz band, delivering premium clean spectrum performance.