Stryker SR-447HPC2

The Stryker SR-447HPC2 is a compact, high-power 10-meter amateur radio known for its loud and clear modulation, customizable 7-color LED display, and robust feature set designed for mobile use, especially in modern trucks with limited mounting space. It is a 10-meter radio and requires an amateur radio license to transmit legally in the US amateur bands.
Key Features and Specifications
Output Power: Delivers a high output of 55+ watts PEP (Peak Envelope Power), with some users reporting up to 75 watts or more after professional alignment.
Design: Its compact size (approximately 6.2″ W x 1.9″ H x 9.25″ D) makes it easy to install in tight spaces like overhead consoles in newer trucks. It features a heavy-duty mounting bracket and oversized cast aluminum heatsink for cooling.
Display: The front panel has a brilliant 7-color LED backlight with a 32-step dimmer for visibility day or night.
Audio Quality: Utilizes negative peak compression for rich, clear HiFi modulation and includes internal treble and bass adjustments for the receiver to reduce white noise. It has dual echo controls with variable talkback.
Receiver: Features an “Up-Armored” receiver with advanced filtering, RF gain control, and Noise Blanker (NB) / Automatic Noise Limiter (ANL) switches to reduce interference.
SWR Protection: A built-in, processor-controlled SWR (Standing Wave Ratio) meter with an audible alert system prevents transmission and damage if the SWR is too high.
Modes & Frequency: Operates on AM and FM modes across the 28.000-29.700 MHz frequency range (and PC programmable for other bands within 25.615-29.205 MHz for export). It does not support SSB (Single Sideband) operation.