Ambco OTO-Chek Biological Test Simulator


Factory New

Warranty: 5 Years

Lead Time: Usually Ships in 1-2 Weeks

*Please contact for exact lead time

$ 546.00 $ 496.60
Save $ 49.40
The Ambco OTO-Chek Biological Test Simulator is used to measure the accuracy of your audiometer to within 5 db. This unit can be used daily, but does not serve as substitute for required yearly calibrations.

Warranty: 5 Years Defects in Materials or Workmanship.

Ambco OTO-Chek Biological Test Simulator Features:

  • Meets OSHA and other requirements for biological audiometer calibration checks.
  • OTO-CHEK can be used with any manual audiometer or automatics with normally open relay contacts.
  • Ready to use.
  • Response Output: Normally open relay contacts.
  • Simply place the earphones over right and left couplers of OTO-CHEK:
    • For MANUAL TESTING, turn OTO-CHEK on. Present the tones as in manual testing and record the frequency and HL when there is positive RESPONSE by OTO-CHEK, red light on. Retain these baseline results and use them to compare future tests. ESTABLISH NEW BASELINE every time the audiometer is re-calibrated.
    • For AUTOMATIC TESTING, place the earphones on OTO-CHEK, plug the response switch from OTO-CHEK to response jack on audiometer. Turn OTO-CHEK on. Turn automatic audiometer on and initiate automatic test. If printer is connected to the Audiometer, results will be printed. Retain these baseline results and use them to compare future tests. ESTABLISH NEW BASELINE every time the audiometer is re-calibrated.

Ambco OTO-Chek Biological Test Simulator Specifications:

  • Test Frequencies: Full Range 125 to 8000 Hz.
  • Stimulus Format: Continuous or Pulsed.
  • Power Source: AC adapter (output 14 V DC 220 mA) or 9 volt battery.
  • Weight: Less than 2 pounds.
  • Simulated Calibration Check Results: The Periodic Audiometer Calibration Check must be within ± 5 dB of baseline (e.g. if baseline at 1000 Hz is 60 dB, any results of 55 or 65 dB are acceptable).

Ambco OTO-Chek Biological Test Simulator Literature:

Ambco OTO-CHEK Brochure

Shipping Policy:

Shipping within U.S.:

  • Shipping within continental U.S.
    • Free shipping on website orders of $200 or more.
    • $10 flat shipping charge on orders under $200.
  • Shipping outside continental U.S.
    • Orders of $200 or more have a flat shipping charge of $35 applied through our website.
    • Orders under $200 have a flat shipping charge of $45 applied through our website.
    • Our processing team may contact you with an additional shipping cost prior to processing your order. Feel free to email or call to get exact shipping costs.

International Orders:

  • Online orders can be made through the MFI Medical website if PayPal is your preferred payment method. For payment via bank wire, cash, or direct deposit, orders must be processed over the phone or through email. To get started on an international order, please email desired products (with product numbers, if possible) and respective quantities with complete shipping address and contact information. Upon receipt of this information, our team will reach out with any questions and provide a quotation and payment instructions.
  • Please note that the international shipping cost does not include additional taxes and fees that may be applied by customs. Recipient is responsible for covering any costs incurred through customs as well as providing required documentation for the shipment to be successfully delivered. If the recipient does not follow through with required documentation and/or taxes and fees, the order is subject to cancellation, and all shipping costs incurred will be deducted from the refund.

Damaged Shipments:

  • Please thoroughly inspect your package upon delivery, as the customer/recipient must notify the deliverer/trucker of any visible signs of damage to the packaging material and/or product at time of delivery for insurance claim purposes. Otherwise, there is no insurance coverage available.
  • Non-visible damage to the product due to shipping must be reported to MFI within 48 hours from the time of delivery. Otherwise, there is no insurance coverage available.
  • If the equipment is damaged beyond use or visibly needs repair, the customer should refuse delivery of the shipment and notify MFI immediately.

Shipping Information:

  • Shipping times may vary. MFI will notify customer regarding back orders and delays.
  • Shipping cost is subject to change in special cases. MFI will notify customer prior to processing order.

Cancellation Policy:

  • There is no penalty for cancellation of an order prior to shipment. This does not apply to special/custom orders.
  • MFI retains the right to refuse orders, online or otherwise, for any reason.

Return Policy:

  • No merchandise may be returned without prior written authorization by MFI.
  • Returns must be requested within 30 days from the date of delivery.
  • Authorized returns must be returned within 5 business days from the date of authorization. We recommend submitting the tracking number via email.
  • MFI shall test returned products and may impose a customer fee if the customer misrepresents the condition of the product.
  • Credit Guidelines:
    • MFI Error: 100% credit including shipping expenses.
    • Unused goods in original packaging receive an 80% credit, and customer is responsible for shipping expenses both ways.
    • Damaged goods will receive credit dependent on the condition of the product, and customer is responsible for shipping expenses.
    • No credit will be issued if the item is non-returnable, such as a custom or special order, or in the case that the item is damaged due to improper handling/packaging by the customer.
  • Some products sold by MFI are non-returnable. Please check product listings for more information.

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