VA300/CAGE-M Audio Amplifier Shelf


  • Remote monitoring and configuration
  • Extremely compact, large scale integration
  • Motherboard construction completely eliminates hard wiring


PSC VODEC VA300/CAGE-M is a 6 unit high standard 19 inch rack mount low profile assembly designed to carry up to eight amplifier modules. The unit comprises of a robust extruded lightweight alloy frame enclosure and motherboard “back plane“ printed circuit card equipped with eight slots. The back plane is fitted with eight gold plated indirect edge connectors, one per slot, which eliminate troublesome hard wired connection looms and allow rapid plug in/out amplifier capability to assure speed of service. The back plane carries an on board non volatile processing sub-system that enables amplifier eight to substitute any one of the other seven VA300/CAGE-M slots in the event of on-line amplifier trouble. Configuration also allows slot four to support hot-standby amplifier execution. In this case amplifier number 4 is a hot-standby for amplifier 1 to 3 whilst amplifier number 8 is a hot-standby for slot 5 to 7or 1 to 7. Hot-standby amplifier can be assigned for

  • Every seven “on line“ amplifiers
  • Every three “online“ amplifiers
  • Single hot-standby can support all “on line“ amplifiers up to maximum of sixty four.

Technical Data

Dimensions483 mm x 267 mm x 245 mm
(19.02 inch x 10.51 inch x 9.65 inch)
(19″ rack mount, 6 units)
Weightwithout amplifier 3.44 kg (7.6 lbs)

*Refer to the documentation for more detailed information



BS-EN 60945
BS-EN 61010-1
DNV Certified

Ambient temperature

0 °C to +50 °C (+32 °F to +122 °F)



Data Sheet – VA300/CAGE-M Audio Amplifier Shelf