SV4-S Speech Amplifier by Alge Timing

Speech amplifier for communication over a two-wire impulse line.

The SV4-S lets timing officials communicate over a two-core impulse cable, so voice can run on the same field telephone wiring used for timing impulses. It has an integrated microphone with a switch, volume control, and a headset connection. It works with the ALGE Headset Q34.

Technical Details

• Two connections for two-core wire (banana plugs)
• Headset connection (compatible with Headset Q34)
• Volume control and microphone switch/push button
• Powered by a 9V battery, approximately 150 hours battery life
• 125 x 75 x 40 mm, 186 g