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  2. Oticon - Wikipedia

    en.wikipedia.org/wiki/Oticon

    Oticon Medical is a sister company of Oticon, both being subsidiaries of the Demant Group. [10] Whereas Oticon specialises in hearing aids, Oticon Medical specialises in hearing implants and released its first products in 2009. [11] The company's Ponto bone conduction implant is now in its fifth generation. [12]

  3. Return merchandise authorization - Wikipedia

    en.wikipedia.org/wiki/Return_merchandise...

    A return is costly for the vendor and inconvenient for the customer; any return that can be prevented benefits both parties. Returned merchandise requires management by the manufacturer after the return. The product has a second life cycle after the return. An important aspect of RMA management is learning from RMA trends to prevent further ...

  4. History of hearing aids - Wikipedia

    en.wikipedia.org/wiki/History_of_hearing_aids

    Oticon hearing aids to be used with Bluetooth wireless devices. The next major milestone was creating a commercial full digital hearing aid. The Oticon Company developed the first commercial full digital hearing aid in 1995, but it was only distributed to audiological research centers for research on digital technology in the realm of acoustic ...

  5. Form 3310.4 - Wikipedia

    en.wikipedia.org/wiki/Form_3310.4

    ATF Form 3310.4, May 2012 revision. Report of Multiple Sale or Other Disposition of Pistols and Revolvers, or ATF Form 3310.4, is a form prescribed by the Bureau of Alcohol, Tobacco, Firearms, and Explosives (ATF) for use by firearm dealers holding a Federal Firearms License (FFL) to report when an unlicensed person purchases or acquires two or more handguns at one time or during five ...

  6. Radio receiver - Wikipedia

    en.wikipedia.org/wiki/Radio_receiver

    The most familiar form of radio receiver is a broadcast receiver, often just called a radio, which receives audio programs intended for public reception transmitted by local radio stations. The sound is reproduced either by a loudspeaker in the radio or an earphone which plugs into a jack on the radio.

  7. Reflex receiver - Wikipedia

    en.wikipedia.org/wiki/Reflex_receiver

    The block diagram shows the general form of a simple reflex receiver. The receiver functions as a tuned radio frequency (TRF) receiver. The radio frequency (RF) signal from the tuned circuit ( bandpass filter ) is amplified, then passes through the high pass filter to the demodulator , which extracts the audio frequency (AF) ( modulation ...

  8. Regenerative circuit - Wikipedia

    en.wikipedia.org/wiki/Regenerative_circuit

    Regenerative receivers require fewer components than other types of receiver circuit, such as the TRF and superheterodyne. The circuit's advantage was that it got much more amplification (gain) out of the expensive vacuum tubes , thus reducing the number of tubes required and therefore the cost of a receiver.

  9. USCIS immigration forms - Wikipedia

    en.wikipedia.org/wiki/USCIS_immigration_forms

    Two of the forms, Form I-129 and Form I-140, are eligible for the Premium Processing Service, which requires the filing of Form I-907. [8] As of December 2021, this services costs $1,500 for the H-2B and R classifications and $2,500 for all others.