R-TECH Miniature Electronic Buzzer - 12V
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Product Information
Full details
This guide is for hobbyists, engineers, and manufacturers seeking a reliable audible alert for 12V systems. The R-TECH 350906 Miniature Electronic Buzzer delivers a high, rich sound output suitable for various applications, from simple timers to safety equipment. A key consideration is its 12V DC power requirement, making it unsuitable for lower voltage systems without appropriate conversion.
All features
| Model Part Number | 350906 |
|---|---|
| Brand | R-TECH |
Extended Product Information
FAQs
What voltage does this buzzer require?
This R-TECH 350906 buzzer requires a 12V DC power supply.
Can this buzzer be used with AC power?
No, this buzzer is designed for DC power only. Using it with AC power will damage the unit.
What is the sound output like?
It produces a high-pitched, continuous tone.
Is there a volume control?
No, this model does not have a built-in volume control. Volume can be indirectly affected by the stability of the 12V DC power supply.
How do I wire it?
Connect the positive terminal of the buzzer to the positive output of your 12V DC source and the negative terminal to the negative (ground) output.
What applications is this buzzer suitable for?
It's ideal for telephone timers, calling devices, clocks, electronic toys, safety equipment, and other 12V DC electronic projects.
What is the difference between this model and the 5V model?
The primary difference is the operating voltage: this model (350906) requires 12V DC, while the 350905 model requires 5V DC.
Troubleshooting
Buzzer does not sound
Verify the 12V DC power supply is connected correctly and providing voltage. Check that the buzzer's positive and negative terminals are properly connected to the power source.
Sound is very faint
Ensure the power supply is providing the full 12V. Check for loose connections or a faulty power source. If integrated into a larger circuit, ensure no other components are drawing excessive current.
Buzzer makes no sound but draws power
This may indicate an internal fault within the buzzer. Try connecting it directly to a known good 12V DC power source to isolate the issue.
Pros and Cons
Pros
- Produces a loud and clear audible alert.
- Compact size makes it easy to install in tight spaces.
- Suitable for a wide range of low-voltage electronic projects.
- Reliable performance for continuous use.
Cons
- Requires a 12V DC power source; not directly compatible with other voltages.
- Sound profile is a continuous tone, not a melody or varied pattern.
- No built-in volume control.
- May require additional circuitry for specific applications (e.g., flashing lights).
Setup, Compatibility & Care
Setup:
- Ensure your power source is a stable 12V DC supply.
- Connect the positive (+) terminal of the buzzer to the positive output of your 12V DC source.
- Connect the negative (-) terminal of the buzzer to the negative (ground) output of your 12V DC source.
- Verify connections before powering the circuit.
Compatibility:
- This buzzer is designed for 12V DC circuits. Using it with AC power or voltages significantly different from 12V DC can cause damage.
- It can be connected in parallel with other 12V DC components, provided the total current draw does not exceed the power supply's capacity.
Care:
- Keep the buzzer clean and free from dust and debris. A dry or slightly damp cloth can be used for cleaning.
- Avoid exposing the buzzer to excessive moisture or extreme temperatures.
- Ensure proper ventilation around the buzzer if it is part of a continuously operating system.