Find the perfect Uncategorized from our top 10 picks for 2025. Prices from 8.59 CAD to 81.95 CAD. Detailed comparison and expert reviews.
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0.0/5
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#1
Best Choice
NEW
Prime
In Stock
Prime
- Name: Onboard LM386 Chip
- Circuit Design: With 200 multiplier benefits
- Resistance: On-board 10 K variable resistor, you can adjust the amplification volume
D
40.0
/100
#2
Top Pick
NEW
In Stock
- SHIELDING SHELL: The module has a shielding shell and anti reverse connection diode
- SQUARING LAW DETECTOR: Integrated squaring law detector, can also work in automatic gain control mode
- GAIN CONTROL: Consists of a 9 order attenuation networks and a fixed gain amplifier, achieving accurate log linear gain control
D
40.0
/100
#3
Top Pick
NEW
Prime
In Stock
Prime
- [Heatsink] The LNA has a heatsink attached to it, it has good dissipation for long run and reliability.
- [Quality Service]If you have any questions about the product, please us at any time, we will offer you the best solution.
- [Specifications] This 1-930 Mhz low-noise RF amplifier, it needs DC 12V power supply, the input and output impedance is low.
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40.0
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#4
NEW
In Stock
- A wideband (30MHz-4000MHz), high-performance, general purpose LNA module with a built-in variable attenuator to maximize usability and portability
- The attenuation can be controlled either with the on-board potentiometer (analog control) or push button array (digital control)
- Dual amplifier design with adjustable gain (20dB-50dB at 100MHz), low noise figure and low power consumption. Can be powered through bias tee (3.3V-5V), USB, or DC power
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40.0
/100
#5
NEW
In Stock
- INCLUDES - (1) TV Antenna Distribution Amplifier and (1) RG6 coax cable
- FUNCTION - This 24db distribution amplifier is used to strengthen signal reception from your antenna to TV, providing high output capability with minimal distortion
- FEATURES - Heavy duty metal housing, with built-in coaxial mounting ports, a power indicator light, adjustable gain control, and return path
D
40.0
/100
#6
NEW
-41%
In Stock
- INCLUDES - (1) TV Antenna Distribution Amplifier and (1) Power Supply
- FUNCTION - This 24db distribution amplifier is used to strengthen signal reception from your antenna to TV, providing high output capability with minimal distortion
- FEATURES - Heavy duty metal housing, with built-in coaxial mounting ports, a power indicator light, adjustable gain control, and return path
D
40.0
/100
#7
NEW
Prime
In Stock
Prime
- Automatic Gain Control (AGC) for MAX9814 microphone amplifier module ensures consistent sound amplification, while the 3 gain settings (40dB, 50dB, 60dB) allow for flexible customization to suit different MIC microphone sound amplifier needs
- The programmable action time and release time ratio of this Electret Microphone Amplifier Module provide precise control over the MIC head sensor, offering enhanced performance for Arduino projects
- With a wide power supply voltage range of 2.7V to 5.5V, the MAX9814 microphone amplifier module is suitable for various power sources, and its low THD of 0.04% (typical value) ensures sound amplification for Arduino
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40.0
/100
#8
NEW
Prime
In Stock
Prime
- TPA3116 100W Power Amplifier Board
- DC 12V 24V TPA3116DA Mono Channel Digital Stereo Audio Amplifier
- The power amplifier chip has the characteristics of over 90% power efficiency and low idle loss.
D
40.0
/100
#9
NEW
In Stock
D
40.0
/100
#10
NEW
Prime
In Stock
Prime
- Onboard LM386 Chip.With 200 multiplier circuit design
- On-board speaker wire holder
- On-board 10K variable resistor, you can adjust the Amplification volume
D
40.0
/100
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Conclusion: variable gain amplifiers
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Based on our analysis, the #1 product on our list offers the best value with a rating of 0.0/5.
Prices range from 8.59 CAD to 81.95 CAD, offering options for every budget.
This selection is regularly updated to ensure you get the best deals and top-rated products.
We select products based on their Amazon popularity, customer ratings, and value for money.
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