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Dl - PRO-AP1 (Active Direct Box ) SKU 23321
DI-PRO-AP1 Selectable Active/Passive Direct Box
The AP-1 combines the best of two worlds, a Class A design active Direct box and also a passive Direct box equivalent to our P1. In active mode 15dB boost switch for instruments with low outputs but still passes signal through the transformer for full common mode rejection. In passive mode the signal passes only through the Lundahl transformer as in the P-1.

Electronics Characteristics
-Class A active circuitry
-Frequency Response 10Hz to 80KHz
-Distortion < 0.03%
-Less than 4 deg phase deviation
-Input Impedance 140KΩ Acitve Mode
-Power 48v phantom or two 9V batteries. Two NiCads
 also will trickle charge from phantom.
-Recessed toggle type ground lift switch & selectable
 active/passive switch
-Five Year warranty
-Rack mountable on 1U rack shelf
Dl - PRO-P1 (Passive Direct Box) SKU 23301
DI-PRO-P1 Passive Direct Box
Simply the best Direct box on the market, at the core of this DI is the Lundahl transformer. It has the best characteristics of any transformer we tested. Built in an extruded aluminum box, recessed switches and connectors, it is constructed for the abuses of touring. Our Direct boxes are world famous for being absolutely true and reliable, winning many magazine reviews for being the best sounding direct boxes on the market.

Electronic Characteristics
-Frequency Response 20Hz to 80KHz +/- 0.3dB
-Distortion <0.1% @ 20Hz
-Signal to Noise 119dB
-Less than 4deg phase deviation
-Input Impedance 140KΩ
-Recessed toggle type ground lift switch
-Five Year warranty
-Rack mountable on 1U rack shelf

Dl - PRO-PC ( Stereo Computer Dl ) SKU 23372
DI-PRO-ST Passive Stereo Direct Box
This two channel stereo Direct Box is a passive DI that is identical to our DI-PRO-P1. It features heavy-duty extruded anodized construction. The same clean sound as the P-1 makes this the ideal DI for stereo keyboards or other stereo unbalanced devices.

Electronic Characteristics
-Frequency Response
 20Hz to 80KHz +/- 0.3dB
-Distortion <0.1% @ 20Hz
-Signal to Noise 119dB
-Less than 4deg phase deviation
-Input Impedance 10kΩ
-Recessed toggle type ground lift switch
-Five Year warranty

Dl - PRO-ST ( Passive Stereo Dl ) SKU 23302
DI-PRO-ST Passive Stereo Direct Box
This two channel stereo Direct Box is a passive DI that is identical to our DI-PRO-P1. It features heavy-duty extruded anodized construction. The same clean sound as the P-1 makes this the ideal DI for stereo keyboards
or other stereo unbalanced devices.
Electronic Characteristics
-Frequency Response
 20Hz to 80KHz +/- 0.3dB
-Distortion <0.1% @ 20Hz
-Signal to Noise 119dB
-Less than 4deg phase deviation
-Input Impedance 10kΩ
-Recessed toggle type ground lift switch
-Five Year warranty

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DISTRO (SKU: 10042)DISTRO (SKU: 10042)This is a break-out box that connects the first two contacts (pin 1+, 1-) of an NL4 connector to the first two contacts (pin 1+, 1-) of an NL4 and the other two contacts of the first NL4 connector (pin 2+, 2-) and connects them to the first two contacts (pin 1+, 1-) of a second NL4 connector.� ~ This has the same wiring as a COMBO that uses all NL2/Combo connectors. ~ Applications: This enables two (2) full range speakers to be connected to a single four (4) conductor speaker cable.
MATRIX (SKU: 10082)MATRIX (SKU: 10082)The MATRIX is an adaptor box that breaks out an NL8 into two (2) NL4’s.  The first half of the NL8 connector (Pins 1+, 1-, 2+, 2-) connect to the same pins on the first NL4 connector. The second half of the NL8 (Pins 3+, 3-, 4+, 4-) connect respectively to Pin 1+, 1-, 2+, 2- of the second NL4.
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