Directional Sensitivity..*If more than seven systems are contemplated, Shure recommends the use of DIVERSIPHASE™ wireless microphone receivers. The transmitter radiates omnidirectionally, that is, ap- proximately equally in all directions.
, a l t h o u g h 3 0 0 - m e t e r with phantom-powered preamp circuits - Shure SM85, SM87, etc. - will not operate (1000-foot) or greater operation is often accomplished.
In addition to microphones with TA4F vide 1-1/2 to 2 hours. connectors, Shure has available an adapter cable with a standard XLR female connector for use with conven- BATTERY COMPARTMENT: Slide the cover down to tional microphones (WA310), and a musical instrument expose the battery compartment.
W20R RECEIVER FRONT PANEL RF SIGNAL LED Indicator: This yellow indicator lights to show that the receiver is picking up the transmitted POWER Push-Button Switch: Applies power from the signal. Note that the LED is not an indicator of signal external power converter or other well-filtered 13.5 Vdc strength (the LED will light through a range of marginal (200 mA) sources to the receiver circuitry.
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POWER 13.5 VDC NEGATIVE GROUND Coaxial tion to the 1/4-wave vertical antenna supplied with the Jack: This connector accepts power from the supplied W20R (or the optional WA250 5/8-wave antenna, which power converter, or from any well-filtered 13.5 Vdc (200 provides up to 3 dB additional RF gain).
To connect the transmitter to a guitar or other musical instrument pickup, obtain an instrument adapter cable such as Shure’s WA300. This cable has a 1/4-inch phone plug on one end and a Switchcraft TA4F on the other RECEIVER-MIXER CABLE...
LED to light indicates approximately one hour-of battery life left (alkaline only). Polarity W ith the Shure WL83 or a Shure low- or high- impedance XLR-connector microphone connected through a WA310 cable, positive pressure on the microphone diaphragm results in positive voltage on pin 2 with respect to pin 3 of the receiver OUTPUT connec- tor.
SETTING GAIN LEVELS With the system in place and connected, all units can now be turned on and the levels set to their optimum positions. TRANSMITTER Place the POWER Switch of the W20R receiver in the ON position. The green POWER LED will light. Turn the transmitter POWER ON/OFF Switch on.
CHECKLIST/OPERATION CHECKLIST Talk into the microphone (or play the connected musical instrument) and observe the receiver The following checklist shows the status of your display for proper audio and RF indications. wireless microphone system at this point. If the follow- Continue talking or playing and move around the ing steps have been performed and the expected results performing area.
2 with respect to pin 3 of 16k (20k dc), pin 4 wired to pin 3 for WL83 Actual: OUTPUT connector (with Shure WL83 or Shure low- or microphone; 91k, pin 4 open for microphone or instru- high-impedance, XLR-connector microphone through ment pickup WA310 cable);...
RF location), and a wall-mount bracket (WA260) for affixing the antenna to a variety of surfaces. The 5/8-wave antenna can also be mounted on a conven- tional microphone stand using a microphone swivel adapter such a the Shure A25B or A25C. LINE-OF-SIGHT TRANSMISSION FIGURE 7 RECEIVER-TRANSMITTER DISTANCE...
BATTERIES The battery should be removed if the transmitter Careful transmitter battery selection, installation, use malfunctions, or if it is to be stored for a long period. a n d c a r e w i l l h e l p a v o i d p r o b l e m s i n w i r e l e s s Most batteries have a protective jacket, but partly or microphone use.
TROUBLESHOOTING If you encounter any problems in the operation of your Shure Wireless Microphone System, first make certain you’ve followed the ABC’s of proper wireless microphone operation: Make certain the transmitter antenna is dangling vertically. Make certain the receiver antenna is Antennas - properly connected, located and mounted.
Switchcraft TA4F on the MODEL WL83 LAVALIER CONDENSER MICROPHONE other. It is used for connecting the W10BT transmitter to – This is a tiny electret condenser microphone design- a guitar or other musical instrument pickup.
, e x c e l s i o r , Telephone: (312) 866-5730 Styrofoam, etc. Seal the carton with gummed paper tape, tie it with a strong cord, and ship it prepaid to the Shure All claims of defects or shortage should be directed to Service Department.