The NRD-515 is desensitized below 1.6 MHz so what you observe might be
correct. I am not sure how deep the attenuation is but at least 10 dB
or 1.5 - 2 S-units on the scale. Maybe more; I haven't owned a 515
since 1997. Don't know about the memory unit.

BM

On 1 Jul, 12:34, Eddie wrote:
Hello,

I,am looking for info about the NRD515 and the NDH518
I pur. these items, but there were no manuels, so is there someone ho have
info.
If got 2 problems a) de receiver signal streght go down between
600kHz-1.599 Khz its about the half.
B)de Memory unit lost all ites stored freq. after i turn of the receiver.

Tanks for you replying in adv.

eddie
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