C O N T E N T S Introduction ..........................................................................................................................3 System Features ....................................................................................................................4 Operation ..............................................................................................................................5 • 401X Quad Receiver ..................................................................
I N T R O D U C T I O N Thank you for purchasing a Nady 401X Quad VHF Wireless Microphone System and congratulations on your choice. The 401X Quad VHF is by far the best price/performance value available in multiple channel wireless systems. Please read the instructions in this manual completely before operating your unit.
S Y S T E M F E A T U R E S 401X Quad Receiver • Four independent VHF receivers in one convenient, rugged, all-metal single rack space housing – makes operating 4 wireless systems at the same time easier than ever • Front-mount dual antenna jacks for either onboard or remote antennas • Front panel Power ON/OFF switch, plus Power ON LED, TX ON and AF signal level LED displays • Rear panel individual XLR AF Output jacks, volume and RF mute controls for each of the 4-channels, and 4-Channels-Mixed AF Out 1/4
O P E R A T I O N 401X Quad Receiver 1. Powering the Receiver Plug the 16V AC/DC ADAPTER (1) provided into the DC INPUT JACK (11) on the back of the receiver. Then plug the power supply into an AC outlet. (Note: Any 16V DC source with 800mA capability can also be used.) Turn VOLUME CONTROL (6) for all four channels counterclockwise to mimimum located on the front of the receiver. Once the receiver is connected to a power source, press the POWER SWITCH (3) to ON position.
O P E R A T I O N 5. Connecting the Audio Output The output stage of each channel and the separate four channels mixed output of the 401X Quad are all configured for adjustable unbalanced LINE and fixed balanced XLR line or microphone audio outputs. The adjustable unbalanced 1/4" mix out is a low level LINE with an output impedance of 600 ohms.
O P E R A T I O N 2 1 16V AC/DC Adapter Antennas 401X Quad Front 5 3 4 6 7 401X Quad Back 8 9 7 10 11
O P E R A T I O N WHT Handheld Microphone Transmitter 1. Unscrew the BATTERY COMPARTMENT COVER (12) and remove, exposing the BATTERY HOLDER (13). Insert a fresh 9V ALKALINE BATTERY (14), observing the correct polarity as marked, and screw the cover back on to the microphone. Make sure the cover is screwed on completely. A fresh alkaline battery can last up to 15 hours in use, but in order to ensure optimum performance, it is recommended that you replace the battery after every 10 hours of use. 2.
O P E R A T I O N 16 15 13 14 12 9
O P E R A T I O N WLT Lavalier/Lapel or Headworn Microphone Bodypack Transmitter 1. Snap open the BATTERY COMPARTMENT (17) and insert a fresh 9V BATTERY (18), observing the correct polarity. Close the compartment. 2. The WLT is provided with a 3.5 mm LOCKING JACK (19) for connecting the microphone. Plug in either the LAVALIER/LAPEL (20) or the HEADWORN MICROPHONE (21), as supplied. To secure the connection, turn the metal slip ring on the plug clockwise to thread it on to the jack.
O P E R A T I O N Opening Battery Compartment 17 18 19 24 23 22 17 21 20 Headworn Microphone 11
O P E R A T I O N WGT Instrument Bodypack Transmitter 1. Snap open the BATTERY COMPARTMENT (25) and insert a fresh 9V BATTERY (26), observing the correct polarity. Close the compartment. The WGT-15 is provided with a 3.5 mm LOCKING JACK (27) for connecting the INSTRUMENT CABLE (28). To secure the connection, turn the metal slip ring on the plug clockwise to thread it on to the jack. To unplug, reverse the process. Slip the transmitter into a pocket or clip on to your clothes or instrument strap.
O P E R A T I O N Opening Battery Compartment 25 26 27 31 30 29 25 28 13
O P E R A T I O N The LINK 2 TM Plug-In Transmitter 1. Transmitter Set-Up First, slide open the BATTERY COMPARTMENT DOOR (39) to expose compartment. Insert a fresh 9V ALKALINE BATTERY (41), observing polarity. Close the battery compartment door. 2. Handheld Microphone Installation • Step 1 - Rotate the transmitter’s threaded LOCKING RING (33) clockwise toward the XLR CONNECTOR (32) until it stops. • Step 2 - Hold your mic in one hand and The Link 2 in the other.
O P E R A T I O N 4. Microphone Operation a. Turn on The Link 2 by sliding the ON/STANDBY/OFF SWITCH (37) to the STANDBY position (transmitter on, audio muted) or the ON position (transmitter and audio both on). The LOW BATTERY INDICATOR LED (36) will give a single quick flash, indicating usable battery strength. In case of dead or low battery, the indicator will either not go on at all or stay on continuously, indicating a battery voltage below 7V. If this occurs, replace with a fresh 9V battery.
O P E R A T I O N 34 Optional Pouch 40 39 37 32 33 38 36 35 41 32 XLR Connector – Connects microphone to the transmitter module for signal input 33 Locking Ring – Locks microphone to the transmitter 34 Optional Pouch – For lavalier bodypack operation (with beltclip and strap ring for securing) 35 Gain Control Switch – Adjusts the input sensitivity (LO or HI) 36 Low Battery LED – Single flash (power on), lit steady (low battery) 37 Power Switch - Turns the power ON/STANDBY/OFF.
S P E C I F I C A T I O N S 401X Quad OVERALL SYSTEM PERFORMANCE Frequency Response Dynamic Range Total Harmonic Distortion RF Carrier Frequency Range Frequency Stability Modulation Operating Range 30-18KHz (-3dB) 120dB (20-20KHz) <0.5% (typical) 170-230MHz (Factory installed Channels) +/- 0.
S E R V I C E (U.S.) Should your Nady 401X Quad Wireless Microphone System require servicing, please contact the Nady Service Department via telephone at (510) 652-2411 or e-mail to service@nady.com for a Return Authorization (R/A) Number and a service quote (if out of warranty). Make sure the R/A Number is clearly marked on the outside of the package when you sent it in and enclose a cashier's check or money order (if not prepaid with a credit card). Please ship the unit prepaid to: Nady Systems, Inc.
Nady wireless microphone systems are type accepted under FCC rules parts 90, 74, and 15. This device complies with RSS-210 of Industry & Science Canada. Operation is subject to the following two conditions: (1) this device may not cause harmful interference and (2) this device must accept any interference received, including interference that may cause undesired operation. NADY SYSTEMS, INC. • 6701 SHELLMOUND STREET, EMERYVILLE, CA 94608 Tel: 510.652.2411 • Fax: 510.652.5075 • www.nady.