The NU-6 Low Pass Filter at 750 Hz is an auditory processing disorder test for adults. It is considered a monaural low-redundancy speech test (monaural separation closure-MSC) sensitive to brainstem and cortical lesions.
The NU-6 Low Pass Filter at 750 Hz includes a) audio recording, and b) instructions and word list. The NU-6 at 750 Hz includes data for adults only. It would be reasonable to expect children over the age of eleven to test as well (or nearly as well) as adults. Available from Auditec,Inc. Call 1-800-669-9065 (from US) or 314-416-1050 (outside the US) to order. All prices in USD plus S&H. Free shipping is available to locations within the contiguous US.
NU-6 Low Pass Filter@750 Hz*; Item 169-7; Price $65.00 + S&H*
NOTE: Online ordering cannot be used for custom CDs. If you want this recording combined on a CD with other recordings, please email email@example.com with your test selections along with your state or country instead of using the “Buy Now” button. You will receive a Paypal invoice for your custom order.
*INTERNATIONAL CUSTOMERS: Online ordering does not include shipping and handling charges. Please email firstname.lastname@example.org with your test selections along with your state or country for an exact quote. If you use online ordering, you will be invoiced later for the shipping charges.
⇒Auditec sells a similar test called the NU-6 Low Pass Filter at 1000 Hz for children.