The PHA-3 portable stereo headphone amplifier from Marantz is a field production amplifier that provides three independent headphone feeds from balanced or unbalanced sources. It can be used to drive headphones to high levels with low distortion and is ideal for field broadcast production, portable audio/video production crews, and live sound applications.
Three independent headphone outputs with individual level controls
Balanced XLR inputs or 1/4" and 1/8" stereo inputs
1/4" loop output for daisy-chaining additional units in series for extra outputs
Parallel 1/8" and 1/4" outputs with two additional 1/4" outputs
Internal power (2x AA) or external power (5-17 VDC) with seamless power switchover
Dual-color power LED, GREEN indicates power with good battery - RED indicates low battery power (LED turns RED when 4 hours of battery life remain)
Rugged aluminum chassis with strap loops for wearing or mounting