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Sefram 7804B/7804BT

Sefram 7804B/7804BT
12
( )
/

:

Sefram 7804B/7804BT  4 . , . , .

DVB-, MCNS,

7804B/BT DVB- MCNS ( J.83A J.83B). : (BER), (MER), . 7803B/BT : , / (C/N), V/A1, V/A2.

7804BT:

, 7804BT, 24 / 250 () .

,  

7804B/BT QAM. 12 , .

USB

7804B/BT USB . TR7836 ( ) .

7804B - 7804BT
 
5-865
100 (), 25 ()

 

20-120

, , ,

±2 +/- 0,05 /°C (±3 100 )

0,1

100
, DVB-C (QAM), J.83A (MCNS) J.83B

C/N, V/A1, V/A2

DVB-C MCNS

(BER)

BER, UNC ( )

(MER)
20-40

1 – 7 ./c
EN 300-429, J.83A, J.83B

 

300
100

 ( 0 60 5 )

()

60 (10 /), 30 (5/)
10 1, 2, 5

 
12
()

 
 
DVB-C: 4-QAM, 16-QAM, 32-QAM, 64-QAM, 128-QAM 256-QAM

MCNS: 64-QAM and 256-QAM

 X1, X2, X3
 
100

1000

/
 
USB

8 15 , 1

( 7804BT)

 
24 , 250

 
BNC (female), 75

80 , 80 / 50

 
- , 128 x 64

8 – 15 , 1

8 NiMH , 1,2 , 1700 ·, AA, 1800 · NiMH

3 ( )

, 16

0°C 40°C

-10°C 60°C ( )

EN-61010-1, EN61326-A1 A2, EN55022 (B)

200 x 190 x 100
1,6 ( )

  • ,
  • ,
  • F/BNC,

  • TR7836: P/N 978369000
  • USB: A B: P/N 978551100
  • : P/N 978361000
 
: Sefram 7808