The Alice Dual PPM Box has dual twin PPM and is used for live on-air monitoring and in post production facilities and are still available new from stock for monitoring left/right and sum/difference signals.
 
Fitted with brand new Sifam 74A & 74B meters, Alice 704 drive cards and comes with white LED meter illumination as standard.
 
Audio connectivity is via Neutrik connectors with a loop-through.
The free standing box is powered by 110/240v fused mains IEC.
Meters are setup for BBC spec – IEC 60268-10 Type IIA.