User manual NADY DKW DUO

[. . . ] DKW-DUO WIRELESS MICROPHONE SYSTEM OPERATING INSTRUCTIONS Congratulations on your purchase. The Nady DKW-DUO is the perfect entry level professional wireless, and delivers clear, transparent audio for a variety of singing and speech applications. [. . . ] As when making any connection, make sure the mixing board's volume is at the minimum level before plugging in the receiver to avoid possible sound system damage. [Note: this output is the sum of the signals received by both the internal receivers (CH 1 + CH 2). Use the CH 1 & CH 2 VOLUME CONTROLS (6) to adjust the individual relative channel volumes. ] OPERATION (11) (10) (9) (8) HANDHELD MIC TRANSMITTER 1. Insert a fresh 9V BATTERY (9), observing correct polarity as marked, and screw the cover back on to the microphone. To ensure proper battery contact, the cover must be screwed on completely. Turn on the handheld mic by sliding the OFF/ON SWITCH (10) to the ON position. The BATTERY INDICATOR LED (11) will give a single quick flash, indicating usable battery strength. In the case of a dead or low battery, the LED will either not go on at all or will stay on continuously, indicating that the battery should be replaced with a fresh one. The corresponding Rx LED (7) on the DKW-DUO receiver should now be lit, indicating a received signal from the transmitter on that Channel (1, 2). Adjust the VOLUME (6) control of the receiver channels you are using clockwise to about 3/4 rotation, until the volume level is comfortable for your application. If using both CH 1 and CH 2, adjust the relative volume of each channel as desired in the mixed (summed) receiver AUDIO OUT (5). volume, transmitter location and speaker placement so that acoustic feedback (howling or screeching) will be avoided. ] SPECIFICATION OVERALL SYSTEM PERFORMANCE Frequency Response: 80-14, 000 Hz, +/-3dB Dynamic Range: 95dB Total Harmonic Distortion: <0. 7% RF Carrier Frequency Range: 170-216 MHz Frequency Stability: +/- 0. 005%, crystal controlled Modulation: FM (F3E), +/-15KHz max. [. . . ] The warranty card supplied with this system provides valuable warranty and service information. Do not attempt to service this unit yourself as it will void your warranty. NADY SYSTEMS, INC. 6701 Shellmound Street · Emeryville, CA 94608 · Tel: 510. 652. 2411 · Fax: 510. 652. 5075 · www. nady. com [. . . ]