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Safety Instructions

CAUTION

RISK OF SHOCK

CAUTION: To reduce the risk of electric shock, 

do not remove cover (or back). No user-

serviceable parts inside. Only refer servicing to 

qualified service personnel.

WARNING

To reduce the risk of fire or electric shock, do 

not expose this unit to rain or moisture.  

Explanation of Graphical Symbols

The lightning flash & arrowhead 

symbol, within an equilateral triangle, 

is intended to alert you to the 

presence of danger.
The exclamation point within an 

equilateral triangle is intended to alert 

you to the presence of important 

operating and servicing instructions.   

1. Read Instructions

 - All the safety and operating 

instructions should be read before the appliance is 

operated.

2. Retain Instructions

 - The safety and operating 

instructions should be retained for future reference.

3. Heed Warnings

 - All warnings on the appliance and in 

the operating instructions should be adhered to.

4. Follow Instructions

 - All operating and use 

instructions should be followed. 

5. Attachments

 - Do not use attachments not 

recommended by the product manufacturer as they may 

cause hazards.

6. Water and Moisture

 - Do not use this unit near water. 

For example, near a bathtub or in a wet basement and 

the like.

7. Carts and Stands

 - The appliance should be used 

only  with a cart or stand that is recommended by the 

manufacturer.

7 A.

 An appliance and cart combination  

should be moved with care. Quick stops, 

excessive force, and uneven surfaces may 

cause an overturn.

8. Ventilation

 - The appliance should be situated so its 

 location does not interfere with its proper ventilation. For  

 example, the appliance should not be situated on a bed,  

 sofa, rug, or similar surface that may block the  

 ventilation slots.

9. Heat

 - The appliance should be situated away from

 heat sources such as radiators, heat registers, 

 stoves, or other appliances (including amplifiers) 

 that produce heat.

10. Power Sources

 - The appliance should be 

 connected to a power supply only of the type described 

 in the operating instructions or as marked on the  

 appliance.

                                                                                          

11. Grounding or Polarization

 – Precautions should be 

 taken so that the grounding or polarization means of 

 an appliance is not defeated.

12. Power-Cord Protection

 – Power-supply cords 

 should be routed so that they are not likely to be walked 

 on or pinched by items placed upon or against them, 

 paying particular attention to cords at plugs,  

 convenience receptacles, and the point where they exit  

 from the appliance.

13. Cleaning

 – Unplug this unit from the wall outlet 

 before cleaning. Do not use liquid cleaners or 

 aerosol cleaners. Use a damp cloth for cleaning.

14. Power lines

 – An outdoor antenna should be 

 located away from power lines.

15. Nonuse Periods

 – The power cord of the appliance 

 should be unplugged from the outlet when left unused  

 for a long period of time.

16. Object and Liquid Entry

 – Care should be taken so 

 that objects do not fall and liquids are not spilled into the  

 enclosure through openings.

17. Damage Requiring Service

 – The appliance should 

 be serviced by qualified service personnel when:
A.  The power supply cord or plug has been damaged; or 

B.  Objects have fallen into the appliance; or

C.  The appliance has been exposed to rain; or

D.  The appliance does not appear to operate normally 

      or exhibits a marked change in performance; or

E.  The appliance has been dropped, or the enclosure 

      damaged.

18. Servicing

 – The user should not attempt to service 

 the appliance beyond that described in the operating 

 instructions. All other servicing should be referred to 

 qualified service personnel.

Note: 

To CATV system installer s (U.S.A.): This reminder is 

provided to call the CATV system installer s attention to 

Article 820-40 of the NEC that provides guidelines for 

proper grounding and, in particular, specifies that the 

cable ground shall be connected as close to the point of 

cable entry as practical.

Summary of Contents for UHF-388

Page 1: ...POWER ANT A CHARGING CHANNEL A ANT B CHARGING CHANNEL B RECHARGEABLE UHF WIRELESS MIC SYSTEM UHF 388 POWER ON OFF UHF 3700 POWER ON OFF UHF 3700 OWNER S MANUAL ...

Page 2: ...ou below VocoPro 1728 Curtiss Court La Verne CA 91750 Toll Free 800 678 5348 TEL 909 593 8893 FAX 909 593 8890 Customer Service General Information info vocopro com Tech Support techsupport vocopro com Remember Our Website Be sure to visit the VocoPro website www vocopro com for the latest information on new products packages and promos And while you re there don t forget to check out our Club Voc...

Page 3: ...structions FCC Information Listening for a Lifetime Specifications and Features Getting started Getting Connected Controls and Functions Front Panel Rear Panel Microphone Microphone Basics Operations Troubleshooting 2 3 4 5 6 8 9 9 10 11 12 13 ...

Page 4: ... other appliances including amplifiers that produce heat 10 Power Sources The appliance should be connected to a power supply only of the type described in the operating instructions or as marked on the appliance 11 Grounding or Polarization Precautions should be taken so that the grounding or polarization means of an appliance is not defeated 12 Power Cord Protection Power supply cords should be ...

Page 5: ...e CA 91750 1 To ensure the finest performance please read this manual carefully Keep it in a safe place for future reference 2 Install your unit in a cool dry clean place away from windows heat sources and too much vibration dust moisture or cold Avoid sources of hum transformers v motors To prevent fire or electrical shock do not expose to rain and water 3 Do not operate the unit upside down 4 Ne...

Page 6: ...dial and leave it there Pay attention to the different levels in various recordings Taking a minute to do this now will help to prevent hearing damage or loss in the future After all we want you listening for a lifetime Used wisely your new sound equipment will provide a lifetime of fun and enjoyment Since hearing damage from loud noise is often undetectable until it is too late this manufacturer ...

Page 7: ...Outputs Individual Balanced XLR outputs and single mixed output Specifications and Features Reciever Frequency Stability 0 005 S N Ratio 100dB RF Sensitivity 107dBM 12dB S N AD Image Rejection 60dB T H D 1 KHz 60dB Display VFD Controls Power ON OFF Volume controls Audio Output Level 12dB AF Output Impedence 2 2Ω Unbalanced Operation Voltage 14 18V DC 800mA Output Connector 2 balanced XLR 1 unbalanc...

Page 8: ... the micro phones NOTE Do not place the UHF 388 in a space where there is something above the antennas such as a rackspace or an entertainment center ANT B CHANNEL B Fig B Close up of Antenna BNC Fig C Close up of BNC Input on Face of UHF 388 Line up the slots on the antenna s BNC connector Fig B with the pegs on the receiver s BNC inputs Fig C and push in Twist the antennas BNC connector clockwis...

Page 9: ...reless microphone installation is a unique situation and can present a variety of problems Never attempt a live performance without first conducting a walkthrough test of the system in the performing area If major changes additional wireless systems or intercoms relocation of scenery etc have been made since the last walk through test check the wireless system again as close to performance time as...

Page 10: ...e are a number of ways to integrate the UHF 388 into your audio system Using a cable connect the MIXED output to a mic input on your all in one system Fig J Connect each mic channel to separate channels on the mixer using the BALANCED XLR outputs Fig G or output both channels to a single input using the MIXED output Fig H Connecting to a Mixer Connecting to an All In One System Fig G Fig H Fig J ...

Page 11: ...ach mic channel Turn clockwise to raise vol ume and counter clockwise to lower the volume DISPLAY screen Displays the signal level of each mic channel BALANCED A and B outputs Outputs each mic channel independently using a balanced XLR microphone cable MIXED output Outputs both mic channels together using a microphone cable AC POWER connection Main power jack for connection to an AC electrical out...

Page 12: ...ower is on The light will be off when the mic is turned off or when the battery is dead POWER switch Used to turn the microphone power ON and OFF The mic power is ON when the switch is in the ON position and the power is OFF when the switch is in the OFF position BATTERY COMPARTMENT Removable lid hides and protects the microphone batteries MICROPHONE 1 2 3 4 Controls and Functions Cont ...

Page 13: ...o the microphone Each time this distance is halved the sound system output will increase by 6dB Reduce the number of open microphones Move the loudspeaker farther away from the microphone Each time this distance is doubled the sound system output can be increased by 6dB Move the loudspeaker closer to the listener Use an equalizer feedback reducer to cut the frequency bands in which the feedback oc...

Page 14: ...e and counter clockwise to lower the volume POWER ANT A CHARGING CHANNEL A ANT B CHARGING CHANNEL B RECHARGEABLE UHF WIRELESS MIC SYSTEM UHF 388 Place the mics in the charger compartments on top of the UHF 388 s receiver Make sure to position the mics with the power switch facing out towards the front of the receiver The charging LED on the receiver will light up when the mic is inserted correctly...

Page 15: ...ver s VOLUME level controls Check for proper connection between receiver and external amplifier mixer Talk into the microphone and observe the receiver s signal LED s on the display screen If they glow the problem is elsewhere in the sound system Check microphone s batteries and recharge or replace if the charge is low Remove local sources of UHF interference such as lighting equipment Signal may ...

Page 16: ...UHF 388 MANUAL 2006 VOCOPRO WWW VOCOPRO COM ...

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