CONTACT 502A Wireless Handheld Microphone

Antenna diversity system PLL synthesis IR link for quick setup Receiver auto scanning Long reception range 2x Handheld dynamic microphone transmitters LCD display on transmitters

The Contact 502A from Wharfedale Pro is a high performance UHF wireless handheld microphone system.  

The Contact 502A wireless system features automatic channel scanning. The receiver can scan through all available channels and select the clearest for interference free reception. An IR link between the transmitter and receiver allows the receiver to synchronize frequency information with the transmitter for one button, hassle free setup.  

The 502A features a pair of handheld antenna diversity transmitters and a receiver in a 19” 1U rackmountable chassis. All models in the Contact Series use PLL synthesis for stable well timed performance.  

SPECIFICATIONS
MODEL CONTACT 502A
MICROPHONE / TRANSMITTER  
OSCILLATION MODE PLL (Phase Locked Loop)
CARRIER FREQUENCY RANGE frequency Compounded/ UHF 529 ~ 865MHz
FREQUENCY ADJUSTMENT Automatic Channel setting
RF OUTPUT POWER > 10dBm (adjustable)
FREQUENCY STABILITY ±0.005% (-10 ~ 50 oC)
BANDWIDTH 13MHz
HARMONIC RADIATION < 55 dB(c)
MAX. ADJUSTMENT RANGE ± 48kHz
MAX. INPUT SPL 140dB
BATTERY AA battery x 2
RECEIVER  
FUNCTIONAL DISTANCE > 80 meters
CHANNELS Two Channel
OSCILLATION MODE PLL (Phase Locked Loop),frequency compounded.
STABILITY ±0.005%(-10~50 oC)
BANDWIDTH 13MHz
SENSITIVITY 4μV (S/N>12dB 25KHz deviation)
FREQUENCY INTERVAL 250KHz
AC POWER SUPPLY External 110-220VAC
DC POWER SUPPLY 0.5A, 13 - 15VDC
CARRIER FREQUENCY RANGE UHF 529~865MHz
DIMENSIONS : INCHES/MM 420 x 195 x 44mm
CABINET SIZE EIA Standard 1U
RECEIVING MANNER Automatic via Antenna
SWITCHED FREQUENCIES 50 channel
S/N > 100 dB(A)
T.H.D. < 1% at 1KHz
FREQUENCY RESPONSE 60 - 15KHz (±3dB)
MAX. OUTPUT LEVEL -14dBV/5kΩ
OUTPUT JACK 6.3mm (1/4”) Phone jack