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Description
KEMO M237Universal Stereo Preamplifier Module 9 24VDC Universal Stereo Preamplifier Module Overview Universal stereo preamplifier for microphones and universal application. The module is simply connected between a stereo power amplifier and a too weak signal source (e. g. microphone). Specifications Operating voltage : 9 24 V DC stabilized (or battery) Current consumption : approx. 3. 4 mA 20% at 12 V (without load) Frequency range : approx. 8 Hz 60 kHz, 3 dB
Universal Stereo Preamplifier Module 9-24VDC
Universal Stereo Preamplifier Module
Overview
Universal stereo preamplifier for microphones and universal application. The module is simply connected between a stereo power amplifier and a too weak signal source (e.g. microphone).
Specifications
- Operating voltage : 9 - 24 V/DC stabilized (or battery)
- Current consumption : approx. 3.4 mA ± 20% at 12 V (without load)
- Frequency range : approx. 8 Hz - 60 kHz, 3 dB at U out 1.5V RMS
- Input impedance : 100k Ω
- Output load : > 2k Ω
- Amplification : approx. 30 dB ± 20%
- Distortion : ≤ 0.02% ± 20%
- Dimensions : approx. 40 x 40 x 12 mm (without fixing straps)
Additional Information
| Device | Module |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
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- Standard Shipping : 3-10 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 16 reviews
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Product Reviews
★★★★★ 2
Would work on lightly yellowed lens
Item Package Quantity: 1
Did not completely work. Cleared lens up a bit. But for the money it was ok
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 5, 2026
★★★★★ 1
Waste of money (seller refunded after results posted)
Item Package Quantity: 1
Do not waste your money. 0 results after application.
update. seller refunded my money after results posted. 5-30-26
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Reviewed in the United States on May 27, 2026
★★★★★ 4
Almost good
Item Package Quantity: 1
They worked kinda good
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Reviewed in the United States on May 14, 2026
★★★★★ 5
Good quality
Item Package Quantity: 1
Works great, would by it again
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Reviewed in the United States on May 1, 2026
★★★★★ 2
Don't waste your money.
Item Package Quantity: 1
Did not work!
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Reviewed in the United States on May 7, 2026
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