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UHF-4
Single Channel UHF DigiTRU Diversity™
Wireless System
OWNER'S MANUAL
UHF4_man 1 2/15/05, 4:09 PM
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CONTENTS CONTENTS ...........................................................................................2 INTRODUCTION ....................................................................................2 USING THIS MANUAL............................................................................2 SYSTEM FEATURES ................................................................................3 UHF-4 RECEIVER ..................................................................................
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SYSTEM FEATURES UHF-4 RECEIVER • Unprecedented value in a full-featured single-channel UHF wireless mic system — with interference-free operation in any application or locale on select UHF frequencies within separate bands 902-928 and 944-952 MHz • Half-rack receiver design with folding front panel dual antennas and unique snap-out panel locking tabs for single receiver or dual receiver (side- by-side) optional rack mounting • Nady’s proprietary companding circuitry for an industry best 120dB Dy
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UHF-4 RECEIVER 1. Rackmounting the Receiver There are 2 options available for rackmounting the UHF-4 receiver: singly or side-by- side with another UHF-4 Series receiver. a. Single mounting: Remove the receiver SIDE MOUNT CLIP (1) from each side of the receiver (as shown) and slide in the optional ERM-3 RACK EARS (2). b. Side-by-side double mounting: After removing the SIDE MOUNT CLIPS (1) from both UHF-4 receivers, join the two receivers with the EJC-3 JOINING CLIP (3) and attach the ERM-33 RAC
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5. Connecting the Audio Output The UHF-4 receiver provides both a fixed mic level BALANCED MIC AUDIO OUTPUT XLR (7) and an adjustable line level AUX AUDIO OUTPUT 1/4" jack (10). (Note: As when making any connection, make sure the amplifier or mixing board volume is at the minimum level before plugging in the receiver to avoid possible sound system damage.) Microphone Connection (using the UB-4 transmitter with either a headworn or lavalier microphone or the UH-4 handheld microphone transmitter)
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15 15 12 13 11 14 5 98 6 10 7 1 2 2 1 4 3 4 6 UHF4_man 6 2/15/05, 4:10 PM
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UH-4 HANDHELD MICROPHONE TRANSMITTER 1. Unscrew the BATTERY COMPARTMENT COVER (16) and remove, exposing the BATTERY HOLDER (17). Insert a fresh 9V ALKALINE BATTERY (18), observing the correct polarity as marked, and screw the cover back on to the microphone. Make sure the cover is screwed on completely. Fresh alkaline batteries can last up to 10 hours in use, but in order to ensure optimum performance, it is recommended that you replace the battery after every 6-8 hours of use. 2. Turn on the UH
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UB-4 BODYPACK MICROPHONE TRANSMITTER 1. Snap open the BATTERY DOOR (22) and insert a fresh 9V alkaline battery into the BATTERY COMPARTMENT (23), observing the correct polarity. Fresh alkaline batteries can last up to 10 hours in use, but in order to ensure optimum performance, it is recommended that the battery be replaced after 6-8 hours of use. 2. The UB-4 is equipped with two INPUT SELECTOR SWITCHES (24) located under the cover on the circuit board for selecting the type of audio input you w
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6. Instrument Use Secure the connection from the GT CABLE (30) by turning the slip ring on the plug into the transmitter clockwise to thread it on the jack. To unplug, reverse the process. Plug the 1/4” phone plug into the instrument. When ready to play, slide the audio MUTE SWITCH (26) to “ON” position Adjust the volume of the receiver as per the Audio Output Instrument Connection section of the above UHF-4 receiver instruction. (Note: The INPUT LEVEL CONTROL (28) is deactivated and not used wh
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INPUT SELECTOR SWITCHES HL 25 Instrument GH L G 27 HL Headworn 26 GH L G HL 28 Lavalier G GH L 29 24 22 Opening Battery Compartment 23 30 31 32 10 UHF4_man 10 2/15/05, 4:10 PM
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SPECIFICATIONS UHF-4 OVERALL SYSTEM PERFORMANCE Frequency Response 30 Hz - 18 KHz, +/– 3 dB Dynamic Range 120 dB Total Harmonic Distortion < 0.6% RF Carrier Frequency Range UHF, choice of single frequencies within separate bands 902-928 and 944-952 MHz Frequency Stability +/- 0.005%, crystal controlled Modulation FM (F3E), +/-20KHz normal Operating Range Up to 250 ft. typical (depending on site conditions); up to 500+ feet optimum line-of-sight RECEIVER Reception Mode DigiTRU Diversity™ (Dual A
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SERVICE (U.S.) Should your Nady Wireless Microphone System require service, 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 and enclose a cashier's check or money order (if not prepaid with a credit card). Ship the unit prepaid to: Nady Systems, Inc., Service Department, 6701 Shellmound
