Wharfedale Pro CONTACT 502A Operating Manual And User Manual Download Page 14

Page: 14 / 16

OPERATING MANUAL

NOTE: When the microphone is not in use, remember to turn

off the power supply. If you will not use the microphone for a

long time, remove the batteries to avoid damage from battery

leakage. If you are using rechargeable batteries, remove the

batteries and charge them in their charger.

SPECIFICATIONS

I. Receiver

Cabinet Size
Channels
Receiving Manner
Oscillation Mode

Carrier Frequency Range
Stability
Bandwidth
Sensitivity
Frequency Interval
Switched Frequencies
S/N
T.H.D.
Frequency Response
Functional Distance
Max. Output Level
Output Jack
AC Power Supply
DC Power Supply
Dimensions (mm)

EIA Standard 1U
Two Channel
Automatic via Antenna
PLL (Phase Locked Loop),
frequency compounded.
UHF 529~865MHz
±0.005%(-10~50 ºC)
13MHz

4μV (S/N>12dB 25KHz deviation)

250KHz
50 channel

> 100 dB(A)

< 1% at 1KHz
60 - 15KHz (±3dB)

> 80 meters
-14dBV/5kΩ

6.3mm (1/4”) Phone jack
External 110-220VAC
0.5A, 13 - 15VDC
420 x 195 x 44mm

Contact 502A User Manua2.indd 13

2010-11-9 16:49:18

Summary of Contents for CONTACT 502A

Page 1: ...OPERATING MANUAL AND USER GUIDE CONTACT 502A Wireless Microphone System www wharfedalepro com Contact 502A User Manua2 indd 1 2010 11 9 16 49 16 ...

Page 2: ...e In addition please refer to authorised service personnel if the apparatus is not operating normally 9 To completely disconnect this equipment from the AC mains disconnect the power plug from the AC receptacle 10 To prevent fire never place the unit near any naked flame such as a candle 11 Do not defeat the purpose of the polarized or grounding type plug A polarized plug has two blades with one w...

Page 3: ...r cables with proper connectors 14 RIGGING SUSPENDING MOUNTING Rigging suspending and mounting of speaker systems can expose members of the public to serious health risks and even death UNDER NO CIRCUMSTANCES ATTEMPT TO RIG SUSPEND OR OTHERWISE MOUNT SOUND REINFORCEMENT PRODUCTS UNLESS YOU ARE FULLY QUALIFIED AND CERTIFIED TO DO SO BY RELEVANT LO C A L STAT E A N D N AT I O N A L AU T H O R I T I ...

Page 4: ...rview 4 Features and contents 5 Setting up the receiver 8 Receiver operation 9 Receiver controls 9 Placement of the Receiver 10 Notice 11 Names and Functions 11 Battery installation 12 Specification 13 Warranty 14 TABLE OF CONTENTS Contact 502A User Manua2 indd 3 2010 11 9 16 49 16 ...

Page 5: ... microphone system This system can receive signals from two microphones simultaneously It uses digital circuitry to distinguish the intensity of the signals received by the two antennas Each channel has a volume control function buttons and is controlled by a dedicated CPU An LED display Shows information for each channel Function buttons include GROUP SCAN and SYNC The SYNC button allows the user...

Page 6: ...els 100 meter operating range Intelligent battery status display for each channel Up to 8 hours of continuous use from 2x AA batteries Automatic microphone off in low battery conditions Worldwide multi voltage switching power supply CONTENTS 1 x Wireless receiver 2 x Antennas 2 x Dynamic microphones with built in transmitters 2 x jack cables 1 x Power supply 1 x User manual 4 x AA batteries 1 x Ra...

Page 7: ... Indicates that RF signal is present and locked 6 AF LED Channels A B Indicates that audio signal is present 7 SCAN Channels A B Initiates scanning for a new channel Automatically scans and locks on to compatible interference free channels 8 SYNC Channels A B Synchronises the transmitter to the receiver 9 IR SYNC receiver Receives the IR SYNC signal from the base of the transmitter 10 Receiver Fre...

Page 8: ...d to microphone inputs 14dBv 100Ω Use LINE when connected to line level inputs 4dBv 5kΩ 17 LOCK When engaged all front panel buttons are disabled The power switch will continue to function even when the unit is locked 18 SQUELCH B Adjusts the sensitivity of Channel B to reduce noise 19 SQUELCH A Adjusts the sensitivity of Channel A to reduce noise 20 DC Power receptacle For connecting the external...

Page 9: ...is connected to an auxiliary or line input the OUTPUT LEVEL switch 16 should be set to the LINE position When the output cable is connected to a microphone input of a mixer or powered loudspeaker the OUTPUT LEVEL switch should be set to the MIC position If the LEVEL switch is set in the wrong position the gain structure will be wrong and can cause excessive hiss or distortion 4 When the OUTPUT MOD...

Page 10: ...OLS 1 Upon power up the LED fully illuminates and displays the GROUP and CHANNEL information 2 GROUP function Press the GROUP button once The group number will flash it shows that the GROUP is pending Press the Group button to increment the GROUP numbers from 1 9 Stop at the desired number to assign to the group 3 CHANNEL function press the SCAN button once The channel numbers flash showing the ch...

Page 11: ...of the A and B channel should be adjusted to improve sound quality and can be used to minimise unwanted hiss or distrortion PLACEMENT OF THE RECEIVER 1 In order to achieve the best results the receiver should Have a minimum 1 metre clearance on all sides from the floor or walls The distance between the transmitter and antenna should be over 1 metre as in Fig 4 The receiver should be kept away from...

Page 12: ...correct frequencies NAMES AND FUNCTIONS 1 Pop shield Protects the microphone capsule from damage and reduces the pop noise from P s and B s as well as wind noise 2 Barrel Contains the transmitter circuitry 3 Battery Compartment houses two AA type batteries 4 Transmitter codes 5 LCD panel Displays the transmitter information 6 SYNC signal IR transmitter transmits SYNC information self adjusts frequ...

Page 13: ...second 2 Battery Status When the battery level is 10 batteries should be replaced When the battery level is 0 the LCD battery level and the power supply indicator will flash to remind you again to change batteries If the battery level is too low for a long time the LCD will display Po OFF and turn off the microphone 4 Turnoff 1 When the power supply is switched to O the LCD will display Po OFF whi...

Page 14: ... Mode Carrier Frequency Range Stability Bandwidth Sensitivity Frequency Interval Switched Frequencies S N T H D Frequency Response Functional Distance Max Output Level Output Jack AC Power Supply DC Power Supply Dimensions mm EIA Standard 1U Two Channel Automatic via Antenna PLL Phase Locked Loop frequency compounded UHF 529 865MHz 0 005 10 50 ºC 13MHz 4μV S N 12dB 25KHz deviation 250KHz 50 channe...

Page 15: ...65 Code Frequency Range MHz F1A 529 542 F2A 659 662 F3A 713 726 F4A 780 793 F5A 838 841 Code Frequency Range MHz F1B 583 596 F2B 683 696 F3B 740 752 F4B 793 806 F5B 852 865 Code Frequency Range MHz Wharfedale Pro Contact 502A Wireless Microphone Systems are warranted of manufacturing or material defects for a period of one year from the original date of purchase In the event of malfunction contact...

Page 16: ...gdon Cambs PE29 6XU England www wharfedalepro com Wharfedale Professional reserves the right to alter or improve specifications without notice All rights reserved 2010 Wharfedale Pro Wharfedale Pro is a member of the IAG Group Contact 502A User Manua2 indd 15 2010 11 9 16 49 19 ...

Search results

Summary of Contents for CONTACT 502A

Reviews:

Related manuals for CONTACT 502A

Brands by name

Popular brands

Wharfedale Pro CONTACT 502A, Operating Manual And User Manual

Search results

Summary of Contents for CONTACT 502A

Reviews:

Related manuals for CONTACT 502A

Brands by name

Popular brands