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Topic: does any one have schematics for vlf rx/tx module ? (Read 1 time) previous topic - next topic

kourpetis

hello arduino friends :)

does any one have arduino compartible vlf rx / tx module schematics ?

any help or guidence acceptable !

thank you all very musch for your time reading this !

Graynomad

Quote
vlf rx / tx module

What's that?

______
Rob
Rob Gray aka the GRAYnomad www.robgray.com

kourpetis


Riva

VLF as in Very Low Frequency?
First Google result was this forum message second was this http://www.cdarc.co.uk/talknotes/VLF-G3XBM.pdf
Without more meaningful information that's the best we can do.
Sorry, Out Of Office, Not Back Until The 18th

retrolefty

VLF transmitters and receivers require very long antennas to transmit properly and operating at such frequencies is not a good choice at all unless you happen to be a nuclear powered submarine looking to receive missile launch orders while still submerged.

Lefty

kourpetis

well it is going to be submerged ! and it is going to receive and send text ! but not more than a Km and not more that 100 m depth ! ALSO ! financially i am not able to buy a VW beatle, for sure not a Nuclear submarine  XD ! but thank you anyway !

MarkT

[ I will NOT respond to personal messages, I WILL delete them, use the forum please ]

Riva

Was the circuit on page 12 of the linked pdf I supplied no good?
Sorry, Out Of Office, Not Back Until The 18th

kourpetis

salt water for sure !

i've quikly checked them and i thing that they are ok  ! haven't got the time to experiment my self on them yet ! thank you very much !

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