Products, Signal Processing, Rolls, Preamps, Duplicators, Turntables, Broadcast

Rolls VP29
Stereo Phono Preamp

The VP29 is a great low-priced turntable preamp, for connecting phono-level turntables with line-level equipment. Features: RCA inputs/outputs; convenient single stereo 1/4" TRS output; AC adaptor included in U.S. models.

Rolls HRD342
Digital room/speaker Delay

The Rolls HRD342 is intended for low cost, simple, time alignment of speakers in larger rooms or outdoors. The delay dial is shown in mili seconds to make setup easy. The 32 to 360 ms shown on the dial will correlate to about the same in feet (32 ms = 32 ft). The Rolls HRD342 is inserted between…