The Dorrough 400-C Analog Loudness Meter +20dB is a jumbo version of the Dorrough 40 series professional analog loudness meter, visible from distances of over 50 feet. The 400-C has simultaneous... View more

The 280-A Analog Loudness Meter from Dorrough is a loudness meter that offers a dual-channel horizontal linear display. The meter allows you to monitor multiple analog channels in a limited space,... View more

Two Model 12-A's mount into a standard rack adapter for a total of four metering channels. Small curved dual channel with 14dB of headroom.

The model 10-A is a triple rack allows for a center channel sum meter when wired for both left and right. The 10-A is a smaller version of the standard 40-A with an external power supply, Phase and... View more

The 40-D is a rack adapter for One-AES Meter

The Model 240-A and 340-A are single channel straight line loudness meters ideal for applications where serveral meters are required, such as Surround Sound. The Model 240-A is designed for... View more

The Dorrough 380-A Vertical Loudness Meter +14dB is a professional analog loudness meter with a dual-channel vertical linear display. The close side-by-side positioning of the two monitored channels... View more