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AM-7057 and M23595 block amplifiers

By horridohutch,
May 21, 2017 in FLYING HELMETS AND ACCESSORIES

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horridohutch

Posted May 21, 2017

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Posted May 21, 2017

I am hoping to find out what the difference is between the two different Naval Delta block amplifiers I am seeing. Please enlighten me as to the date when the newer M23595 amps came into use... versus the AM-7057A/A

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