Frequency shift acoustic feedback suppressor

Public address/Auxiliary Equipment/Selectors - Stereo loudspeaker switcher - Stereo 2-way selector for 2 pairs of low impedance speakers. Converts 1 output to 2. - Converts 1 speaker output to 2 speaker outputs Selection by switches - For 4-8 Ohm low Z speakers

Public address/Auxiliary Equipment/Selectors - Stereo loudspeaker switcher - Stereo 4-way selector for 4 pairs of low impedance speakers. Converts 1 output to 4. - Converts 1 speaker output to 4 speaker outputs Selection by switches - For 8 Ohm low Z speakers

Public address/Auxiliary Equipment/Selectors - Stereo loudspeaker switcher - 8 Ohm 4-line stereo loudspeaker selector with independent volume control and A or B input selection. Each output can be switched on/off manually. - Independent volume control Input A or B selection - Attenuation with autotransformer Each output can be switched on/off individually

Mono speaker selector