The Palmer PAN16 is an 8 channel passive DI box in a 19" 1U rack format. Through the special MERGE THRU/IN function, the parallel THRU output can be connected as a second input for looping the signal.The signal is fed with the one from the INPUT jack as a mono sum into the output. Thus, the PAN16 offers a maximum of 16 inputs, two PAD buttons enable an attenuation of 10, 20 or 30 dB. The outputs are on XLR connectors and are electrically isolated and balanced by a transformer. They are available with 8 additional THRU-sockets on the rear panel of the device.