1W + 1W Stereo Amplifier (TDA2822 Equiv) 1W + 1W Stereo Amplifier (TDA2822 Equiv) Quasar Electronics This 1W stereo amplifier module uses the Samsung KA2209 IC (equivalent to the TDA2822) designed for portable cassette players and radios... Electronics > Audio > Audio Components > Audio Amplifiers > Power Amplifiers quasar_diy_k87 3087KT 11.94 Quasar Electronics Limited
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1W + 1W Stereo Amplifier (TDA2822 Equiv)

1W + 1W Stereo Amplifier (TDA2822 Equiv)
1W + 1W Stereo Amplifier (TDA2822 Equiv)
1W + 1W Stereo Amplifier (TDA2822 Equiv)
1W + 1W Stereo Amplifier (TDA2822 Equiv)
AS3087KT - 1W + 1W Stereo Amplifier (TDA2822 Equiv)
Ability Level 2: ModerateProduct Formats Available : Pre-Assembled Module (AS) or
Self-Assembly Electronic Kit ( Soldering Required)

This 1W stereo amplifier module uses the Samsung KA2209B IC (equivalent to the TDA28222) designed for portable cassette players and radios.

We use the standard data book circuit for this chip and have include a volume control pot. You can feed the input from a preamplifier like 3098 into this kit. Output speakers (not supplied) should be rated 1W minimum, 4 to 8 Ohms. No heat sink required.

Specifications
Input Power3 - 12 V at 200 - 500 mA max
Idle Current~ 10 mA
Output Power> 1 Watt max. 4-8 ohms, 12V DC
> 500 mW, 32 ohm, 12V
> 500 mW, 4 ohm, 6V
~ 0.4 Watt RMS cont. per channel
Output impedance4 - 32 Ohm
Freq. response~ 40 Hz to 200 kHz, 8 ohm, G=10
< 20 Hz to > 50 kHz, 32 ohm
THD< 1 % @ 750 mW, 4-8Ω, 12V
< 0.2 % @ 250 mW, 4-8Ω, 12V
Gain~ x10 (20 dB) OR x100 (40dB)
S/N ratio> 80 dB, G = 20 dB
> 60 dB, G = 40 dB
Sensitivity< 300 mV, G = 20 dB
< 30 mV, G = 40 dB
Input Z~ 10 k ohm
Board Dimensions40 x 50 x 25 mm
Board ConnectionsSolder pads
Control KnobKB0410
Product FormatsSELF-ASSEMBLY Electronic Kit (KT) or
PRE-ASSEMBLED Electronic Module (AS) Product Formats Info
DocumentationUser Manual
KA2209B IC Data Sheet
Your Total:

AS3087KT - 1W + 1W Stereo Amplifier (TDA2822 Equiv) Selection

SELF-ASSEMBLY 1W + 1W Stereo Amplifier Electronic KIT
Quasar 3087KT - SELF-ASSEMBLY 1W + 1W Stereo Amplifier Electronic KIT
£8.29 £7.05 +VAT, £8.46 Inc | In Stock (UK Warehouse)
PRE-ASSEMBLED 1W + 1W Stereo Amplifier Module
Quasar AS3087 - PRE-ASSEMBLED 1W + 1W Stereo Amplifier Module
£10.79 £9.55 +VAT, £11.46 Inc | In Stock (UK Warehouse)

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