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SPECIFICATIONS

oveRAll system sPeCIFICAtIons

Frequency Response .............................................................................................30Hz-18kHz, -3dB

Dynamic Range .........................................................................................................................120dB

Harmonic Distortion ............................................................................................. <0.5% THD, normal

RF Carrier Frequencies ...............................................................Factory installed channels between

902-928MHz and 944-952MHz

Frequency stability ................................................................................+/-0.005% Crystal Controlled

Modulation ......................................................................... FM +/-20kHz normal, +/-50kHz maximum

TSQ Frequency ..................................................................................................................32.768kHz

Operating Range .............................................................250 feet normal, 500+feet max line of sight

ReCeIveR sPeCIFICAtIons

Controls ....................................................................Power ON/OFF buttons, Volume/Mute Controls

Audio Output Level ....................................................Unbalanced Sum output: 360mV variable level

Balanced outputs; +/-24mV fixed level

Connectors ...................................... Balanced: XLR. Unbalanced: 1⁄4” TS DC in: 2.1mm barrel type

Indicators ................................................................................................ Power On, TX and AF LEDs

Mute Threshold ..................................................................................-65dBm to -95dBm (adjustable)

Image Rejection..........................................................................................................70dB, minimum

Power Requirement ...................................................................................................... 16.5VDC/0.4A

Antennas ............................................................................. 4.0” (10.2 cm) Dual telescopic antennas

Dimensions ..................... 17” x 6.25” x 1.75 [W / D / H] (43.18 cm x 15.88 cm x 4.45 cm) [W / D / H]

Weight .....................................................................................................................4.10 lbs (1.86 Kg)

tRAnsmItteR sPeCIFICAtIons

Models Available .................................................... UH-4 Handheld and UB-4 Bodypack transmitters

RF Output Power ................. +14dBm (25mW normal), +17dBm (50mW maximum allowed by FCC)

Harmonic/spurious........................................................................................................-50dBc normal

Antenna Type .....................................................

UH-4:

Integral.

UB-4:

External permanent attached

Controls ................................... Transmitter ON/Mute/OFF switch, Audio Input level control (LT/HM),

Audio Input Levels ............................

UH-4:

24mV,

UB-4:

225mV (Instr.), 310mV (HM), 75mV (Lav.)

Input Impedance ...................................................

UH-4:

3.3kΩ,

UB-4:

500kΩ (Instr.), 2kΩ (HM/Lav.)

Connector ..................................................................................................

UB-4:

3.5mm locking jack

Indicator ................................................................................................Power and Low Battery LEDs

Battery Type ................................................................................ 9V alkaline or rechargeable battery

Battery Life ............................................................................................................ 8-10 Hours normal

Dimensions ..............................................................

UH-4:

9.5” x 2.0” [L / Dia.] (24.13 cm x 5.08 cm)

UB-4:

2.5” x 4.25” x 1.0 [W / D / H] (6.35 cm x 10.80 cm x 2.45 cm)

Weight (w/o batteries) ........................................................

UH-4:

6.6 oz (187 g),

UB-4:

3.1 oz (88 g)

Four UhF frequencies

Channel 14: 906.000MHz

Channel 16: 911.700MHz

Channel 10: 944.200MHz

Channel 12: 947.300MHz

FREQUENCY PLAN

Specifications and design subject to change for im prove ment purposes without prior notice.

Содержание U-41 QUAD

Страница 1: ...OWNER S MANUAL U 41 QUAD Four Discrete Channel UHF Wireless Microphone System ...

Страница 2: ...ral sound available in wireless today The Nady U 41 QUAD delivers four discrete channels in the 902 928MHz and 944 952MHz bands for interference free performance in any application or locale It also features Nady s proprietary companding and low noise circuit for an industry best 120dB dynamic range USING THIS MANUAL This booklet provides information regarding the use of the U 41 QUAD wireless sys...

Страница 3: ... included UH 4 Handheld Microphone Transmitter Nady DM 10D neodymium cartridge delivers transparent vocals maximum feedback rejection and minimal handling noise OFF MUTE ON switch for ease of use Unique screw on battery compartment for quick pop in battery replacement uses standard 9V alkaline battery Single LED indicator flashes once for unit on lights steady for low battery alert Input level con...

Страница 4: ...trol 8 should be turned clockwise fully to the factory preset RF level of 1uV for maximum sensitivity Doing so sets each receiver for maximum range However in case of high RF activity the mute should be adjusted If with a transmitter turned off its corresponding LED on the receiver front panel flickers or stays on the mute control of the corresponding channel should be turned counterclockwise unti...

Страница 5: ...ch prevents a pop or disruptive noise from your sound system The receiver detects a specific tone code signal from your transmitter which unlocks your receiver s audio In this manner only your own modulated signal can then be heard The receiver has an internal Tone Squelch defeat feature Contact your Nady dealer or Nady Systems Customer Service for details Note The noise from the unused channels a...

Страница 6: ...6 U 41 QUAD RECEIVER 1 3 2 6 9 5 7 10 11 4 8 ...

Страница 7: ...ne to amp connection If the fixed level XLR outputs 10 are used the volume level of each receiver should be adjusted by the mixer to which the U 41 QUAD UHF receiver is connected The microphone is ready to use The corresponding TX LED indicator on the U 41 QUAD UHF receiver should now be lit Level Trim Adjust For optimum performance an input level control 20 is provided for the transmitter Adjust ...

Страница 8: ...ommended that the batteries should be replaced after 6 8 hours of use Input Connection and Input Selector Switches The UB 4 is provided with a 3 5mm locking jack 23 for connecting the audio input selected Connect either the Instrument cord 24 or the Headworn Mic 25 or Lavalier Mic 26 as desired according to the input selected Note Use only the input audio source as per the setting selected by the ...

Страница 9: ...T or HM is approximately 20dB 4dB for GT higher than a direct line to amp connection If the fixed level XLR outputs 10 are used the volume level of each receiver should be adjusted by the mixer to which the U 41 receiver is connected Level Trim Adjust For optimum performance an input level control 30 for LT HM is provided Adjust the microphone gain by inserting a small slot headed screwdriver to t...

Страница 10: ...UB 4 BODYPACK TRANSMITTER Opening Battery Compartment INPUT SELECTOR SWITCHES Instrument HL G G H L Headworn HL G G H L Lavalier HL G G H L 23 27 30 29 28 21 22 24 25 26 10 ...

Страница 11: ...lier mic users note that the microphone element can easily be destroyed by the buildup of salts and minerals from perspiration and saliva It is good practice to put a windscreen on the mic at all time to protect it No Audio If you not getting audio through the system carefully recheck all setup procedures The receiver and transmitter must be on the same RF channel frequency RF Interference If you ...

Страница 12: ...1 meter For the best operation the receiver should be placed at least 3 feet 1 meter above the ground and 3 feet 1 meter away from a wall or metal surfaces The transmitter should be also at least 3 feet 1 meter from the receiver Keep antenna away from noise source such as motors automobiles neon light signal processor computer as well as large metal objects A receiver cannot receive signal from tw...

Страница 13: ... D H 43 18 cm x 15 88 cm x 4 45 cm W D H Weight 4 10 lbs 1 86 Kg TRANSMITTER SPECIFICATIONS Models Available UH 4 Handheld and UB 4 Bodypack transmitters RF Output Power 14dBm 25mW normal 17dBm 50mW maximum allowed by FCC Harmonic spurious 50dBc normal Antenna Type UH 4 Integral UB 4 External permanent attached Controls Transmitter ON Mute OFF switch Audio Input level control LT HM Audio Input Lev...

Страница 14: ...e enclose a cashier s check or money order or pay by credit card per instructions by the Nady Service Department Ship your unit prepaid to Nady Systems Service Department 6701 Shellmound Street Emeryville CA 94608 Include a brief description of the problem you are experiencing For service of a unit under warranty please follow the instructions in the following section Outside the U S For service o...

Страница 15: ...ransit from the factory by the shipper Nady Systems is not responsible for such damage and all such claims must be made against the shipping company by the consignee defects caused by normal wear of the product expendable parts are typically connectors cables potentiometers switches and similar components damage or defects caused by abuse neglect accident failure to connect or operate the unit in ...

Страница 16: ...6701 Shellmound Street Emeryville CA USA 94608 T 510 652 2411 F 510 652 5075 www nady com ...

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