Whistler TRX-1 Handheld Digital Scanner APCO P25 Phase I & II with Spectrum Sweeper

The Whistler TRX-1 is a compact, handheld digital scanner that brings serious P25 digital monitoring capability to the palm of your hand. Supporting APCO P25 Digital Phase I & II across a wide frequency range from 25 MHz to 1300 MHz, it features a Spectrum Sweeper for rapid frequency discovery, CTCSS/DCS decoding, IF Discriminator output, and user-upgradable firmware — all in a modern, portable form factor. Easy internet updating keeps it current, making it the ideal choice for scanner enthusiasts who want desktop-grade performance in a handheld package.

Please note: A Windows PC and internet connection are required for firmware and software updates.

Key Features

• APCO P25 Digital Phase I & II support
• Wide frequency coverage: 25–54 MHz, 108–136.99 MHz, 137–174 MHz, 216–379.97 MHz, 380–512 MHz, 764–781 MHz, 791–796 MHz, 806–960 MHz (cellular excluded), 1240–1300 MHz
• Spectrum Sweeper for rapid frequency discovery
• CTCSS & DCS subaudible decoder
• IF Discriminator output
• Easy updating via internet
• User-upgradable CPU firmware
• Compact, modern handheld case design

Technical Specifications

• Digital modes: APCO P25 Phase I & II
• Frequency range: 25–54 MHz | 108–512 MHz | 764–960 MHz (excl. cellular) | 1240–1300 MHz
• Subaudible tones: CTCSS & DCS decoder
• IF output: IF Discriminator Out
• Firmware: User-upgradable
• Updates: Internet-based (Windows PC required)
• Form factor: Compact handheld