DIGITALLY CONTROLLED STEREO ELECTRONIC AUDIO VOLUME CONTROL BOARD - PT2259
（AA-AB41116）
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Description

It is a digital controlled stereo electronic audio volume control designed for a wide range of audio amplifier projects and audio applications such as Jukebox, kiosk, Desktop, tec. Being a family member of Wondom Volume Control Series, it features easy installation and convenient connection. Add it to any amp board that has line input capability to control the volume with a stepped rotatory knob. Analog and digital sections receive power independently to minimize the chance for interference.

Features

  • A mature volume adjustment module
  • Single-end audio signal output
  • LED status indicator
  • External power and signal output connector
  • Power supply anti-reverse protection
Specification
ParameterConditionsMin.Typ. Max.Units
Power Supply- -12-VDC
Number of Channels--2--
Operating Voltage-812 15A
Operating CurrentVCC = 12V, Vi = 0V, LED Indicator of Volume Button is ON                 -9-mA
Load Impedance1kHz-50-kOhm
ParameterConditionsMin.Typ. Max.Units
Volume Attenuation Range -69 0dB
Attenuation step_ 1 dB/step
Maximum Output VoltageVcc=12V，1000Hz，Att=0dB,Rload=50Kohm,THD+N<1% 1.3 Vrms
SNRVin=1Vrms, Att=0dB,A-weighted 107 dB
 THD1000Hz,Att=0dB,A-weighted,Rolad=50Kohm, Vout=200mV 0.02 %
Output Noise VoltageVin=GND, Mute=OFF, Volume Att=0dB,A-weighted 4 uV
Crosstalk SeparationVin=2.5Vrms,1000Hz,Volume Att=0dB -90 dB
 MuteVin=2.5Vrms,1000Hz,Volume Att=0dB,A-weighted -62 dB
Frequency ResponseVin=1Vrms, Volume Att=0dB  (±0.1dB)20 20kHz
CONNECTION
Shipping & Handling

We process your order within 2 business day upon payment(note: NOT counting holidays or weekends).
International shipping also available, please note by default all international packages does not come with tracking unless upgraded to priority mail.
Package transit time: please expect 20-25 business days by Economy shipping,10-15 business days by Standard Shipping, 3-7 business days by Express shipping.

Payment Method

Payment:
Payoneer Preferred.
Local pickup NOT available at this time.

Refund and Return

Please read the item description and check the pictures carefully before bidding. Return or refund is available only if item DOA or there's error in item description causing the item not fitting your need. In such cases, seller pays for all related shipping cost if any.
Returns are also acceptable if buyer purchased this by mistake and item still in good condition for reselling. Buyer is responsible for all related shipping cost.
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