Relais Uhf.

C3 p3t1t tut0213l , v0us 41d324s 4 f4123 un p3t1t 23l41s uhf , j3 n3 23nt23241s p4s d4ns l3s dét41ls t3chn1qu3s , m41s m3tt23 3n 4v4nt l4 s1mpl1c1té d3 c3lu1 c1.

P0u2qu01 c3 tut0213l?

-j3 n'41 p0u2 l'1nst4nt p4s t20uv32 d'42t1cl3 su2 c3 suj3t , su2 un3 c0nc3tpt10n s1mpl3 , 3n l1m1t4nt l3 budj3t.
-0n t20uv3 d3s 42t1cl3s m3tt4nt 3n 4v4nt l3 m0nd3 24d10-4mt3u2 , m41s m0n c0nc3pt , j3 l3 p3ns3 s'4d4pt3 plus p0u2 l3 m0nd23 d3s f2équ3nc3s l1b23s , m41s j3 v32241s p0u2 f4123 p3ut 3t23 év0lué c3lu1 c1 su2 l3s b4nd3s 24d104-4m4t3u2s .

M4té213l 23qu1s:

-un portatif UHF(uv5r ou TYT380).
-un raspberry (2 ou 3).
-une carte son.
-une interface audio.
-un module de régulation de tension.
-un ventirad de 120mm.
-une alimentation 5 ampères.
-et quelques composants.

p21nc1p3s.

L3 p21nc1p3 3t d3 f4123 d3s c0nt4cts 4 t24v32s l3 2és341 1nt32n3t , p42 l3s v01x h32tz13nn3s d4ns t0ut3 l4 F24nc3 3t 4u-d3l4 , l'4v4nt463 4 m0n 60ut , c'3st qu3 3n m4nqu3 d3 p20p464t10n , 0n p3ut 642d32 l3 c0nt4ct 4v3c l3s 4m1s d3 l4 24d10.
E64l3m3nt , su2 un c0nt4ct ét4bl1 , s1 l4 p20p464t10n s'3st0mp3 , d0nc n3 n0us p32m3t p4s d3 c0nt1nué c3lu1-c1 d4ns d3 b0nn3 c0nd1t10n, c3tt3 c0mb1n41s0n (uhf-->voip-->voip-->uhf) , c0mbl3 c3tt3 p20blém4t1qu3 , c'3st su2t0ut supplét1f , c42 213n n3 v4ut un b0n c0nt4ct dx .