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Digital TPA3116D2 2.1 HIFI Subwoofer Amplifier Board 50w+50w+100w Beyond

₹1,500.00 inc. GST
  • Most Perfect 2.1 digital amplifier board.
  • 8.20 latest upgrated version
  • Gain promoted to 36DB,
  • Adopts two high-quality TPA3116D2 digital amplifier chips.
  • Good sound quality, high efficient device and power amplifying feature.
  • 50W x 2+100W 1 channels(left/right channel and subwoofer channel), high efficiency and low-heat.
  • Powered by DC 12-24V, wide input voltage.
  • User can adjust the volume by themselves easily.
  • Applicable speaker impedance: 4-8 ohm.
  • Just connect the power supply and loudspeaker box, enjoy pure digital music. Adopts two high-quality TPA3116D2 digital amplifier chips.
  • Left and right channel output 50WX2, subwoofer output 100W, efficiency can reach above 90%,

MT8870 DTMF Audio/Speech Decoding Telephone Module

₹175.00 inc. GST
  • Power Input: 5V Nominal (4.5V - 5.5V)
  • 5 Channel Interface
  • Detects 0-9, A-D, *, #
  • 54” Pin pitch
  • On-board 3.5mm jack input Facility
  • On-board MT8870 frequency decoder chip
  • On-board voice input interface
  • On-board LED lights for output state indication
  • Low power consumption
  • Internal gain setting amplifier
  • Adjustable guard time
  • 5 Channel interface
  • Power-down mode
  • Inhibit mode
  • Does not require external circuits or wiring,
  • Dimension: 37 x 25 x 12 mm

PAM8406 Digital Amplifier Board 5W×2 Volume Adjustable D class module

₹275.00 inc. GST
  • Working voltage:3.5 - 5V, limit operating voltage 5.5V
  • Excellent noise suppression can hear any noise without connecting input audio
  • Dual-channel stereo, 5v power supply is needed that can input 5w+5w power, to drive 4, 8 little speaker directly
  • Volume adjustment of the right and left channel
  • The unique non-LC filter Class-D digital power board used computer USB to charge.
  • Dual-panel wiring solves the ground potential balance and avoids the crosstalk between channels caused by wiring
  • Super miniature design
  • Used machine to weld whole plate.
  • Weight: 15 grams.

Red – 2 Channel 3W Digital Power PAM8403 Class D Audio Amplifier Board USB 5V

₹50.00 inc. GST
  • Input Voltage: 2.5-5.5 V (USB power supply).
  • Output Impedance: 4 ohm.
  • Efficiency: 90%.
  • Frequency Response: 150 Hz – 20 KHz.
  • Input Impedance: 2 K ohm.
  • A class D-type amplifier without a filter, low quiescent current, and low EMI.
  • Good noise suppression.
  • Input audio should be via sheilded wire.
  • Dual channel stereo output 3 w + 3 w power.
  • Works with 5v power supply.
  • Can directly drive 4 /8 Ohm small speakers.
  • When connects with a 4-ohm load and 5V power supply, the output power can be up to 3W.
  • Low THD, low noise.
  • Short circuit protectioN, thermal protection.
  • Dimensions: 15 x 20 mm.

STA 540 Audio Amplifier

  • High output power capability
-2x 38 W into 4 Ω at 18 V, 1 kHz, 10% THD -2x 34 W into 8 Ω at 22 V, 1 kHz, 10% THD -2x 24W into 4Ω at 14.4 V, 1 kHz, 10% THD -2x 15 W into 8 Ω at 16 V, 1 kHz, 10% THD -4x 13 W into 2 Ω at 15 V, 1 kHz, 10% THD -4x 11 W into 4 Ω at 18 V, 1 kHz, 10% THD -4x 7 W into 4 Ω at 14.4 V, 1 kHz, 10% THD
  • Minimum external components count:
-no bootstrap capacitors -no Boucherot cells -internally fixed gain 20 dB
  • Standby function (CMOS compatible)
  • No audible pop during standby operations
  • Diagnostic facilities:
-clip detector -output to GND short-circuit detector -output to VS short-circuit detector -soft short-circuit check at turn-on -thermal shutdown warning
  • Protection
-Output AC/DC short circuit -Soft short-circuit check at turn-on -Thermal cutoff/limiter to prevent chip from overheating -High inductive loads -ESD