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G.R.A.S. Model 12HF Acoustic Measurement Microphone, Precision Audio Technology

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The G.R.A.S. Sound & Vibration 12HF Microphone is a high-frequency measurement microphone designed for precise acoustic measurements in various industrial control applications, including noise monitoring, vibration analysis, and environmental sound testing.

Frequency Range:10 Hz – 20 kHz

Sensitivity:-34 dB re 1 V/Pa at 1 kHz

Max Sound Pressure Level:140 dB SPL

Operating Temperature:-20°C to +60°C

Weight:Approx. 150 g

Material:Stainless Steel and Acoustic Polystyrene

Connection Type:1/4″ Male XLR Connector

    The G.R.A.S. 12HF is equipped with a high-performance microphone specifically designed for high-frequency sound measurement, enabling precise readings even in noisy industrial settings.

    It boasts an advanced signal processing algorithm that ensures accurate noise level measurements across its wide frequency range, from 3 kHz to 160 kHz.

    With a measurement range of 30 dB to 130 dB, this sound level meter can handle both low and high-intensity noises, making it suitable for a variety of industrial applications.

    Featuring an impressive dynamic range of 120 dB, the G.R.A.S. 12HF offers exceptional sensitivity, allowing it to capture subtle variations in sound levels with ease.

    Equipped with a single AA battery, this portable meter provides long-lasting operation without the need for external power sources, making it ideal for on-the-go noise monitoring tasks.

G.R.A.S. 12HF

G.R.A.S. 12HF




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      Guangzhou Qiming Automation Technology Co., Ltd. Main categories: tension control, controller, register, converter, communication module, expansion module, power supply unit, power module, control module, serial button, control motherboard, electronic module, system module, logic module, input unit, parameter module, output module, protection module, excitation system card, signal conditioner, processor module, Ethernet module, processor unit, circuit board module, signal acquisition module, DCS system module, BENTLY, human-machine interface touch screen, etc. ...
    Q: Does your company provide samples? Is it free or extra charge?

      A: It depends on the goods you need and the quantity you order.

      Q: What are your payment terms?

      A: 100% T/T before shipment. If the quantity is large, we can negotiate.

      ⇒ Company Services:

      1. Fast delivery (1-7 days for stock products)

      2. Rich experience (more than 10 years of sales experience)

      3. Large inventory (various brands and overseas warehouses)

      4. Quality insurance (1 year warranty for clear product condition)

      ⇒ Shipping

      1. For stock items, we will ship to you within 7 days after receiving payment

      2. We can ship to all parts of the world by DHL, UPS, FEDEX, TNT and EMS.

      3. If you have a shipping agent, please tell us before shipment.

      4. We will pack the parts in a sturdy box, if you have any special needs, please inform us.

      5. We usually ship before 4:30 pm, and we will send you the tracking number after shipping. It takes 7~15 days to receive the package.

      6. Please email us when you receive the package.

      7. When asking about shipping costs, please include all information, otherwise it will slow down the process.

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