TVA-20 Stereo Amplifier with Built-In Automated Speaker-Level A-B Switcher
Sound or Video-Triggered - Replaces manually operated A-B switches
Provides HI-FI sound using the TV's line-level audio outputs
20 watts per channel
Four ohm rated amplifier
Input A is speaker-level (from other stereo system)
Input B is line-level (from TV audio output)
Output is speaker-level (to speakers)
Exclusive signal detection circuitry ensures reliable operation
Typically, the speaker-level input A is passed through to your speakers. When input B is detected, input A is disconnected. The B signal is amplified and automatically routed to the speakers
Dimensions: 8-1/2" wide x 4" high x 8-1/4" deep
Approximate shipping weight: 8 lbs.