DOWNLOAD Harman Kardon HK 3490 Service Manual ↓ Size: 8.15 MB | Pages: 70 in PDF or view online for FREE

Model
HK 3490
Pages
70
Size
8.15 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hk-3490.pdf
Date
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harman/kardon
HK 3490/230 Service Manual
Page 41 of 70
harman/kardon
HK 3490/230 Service Manual
Page 42 of 70
 
 
NJL31H/31V/32H/33H/34H000A
- 4 -
Ver.2004-08-27
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
RECOMMENDED APPLICATION CIRCUIT 
 
 
 
RC Filter should be connected closely between Vcc pin and GND pin.     
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Transmission Distance vs. Temperature
(Vcc=3.3V)
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
-40
-20
0
20
40
60
80
100
Ambient temperature Ta(°C)
R
el
at
ive
 T
ra
ns
m
issi
on
 D
is
ta
nc
e
1 2
47uF
47Ω
Vcc
3
1 : OUT
2 : GND
3 : Vcc
 
Transmission Distance vs. Carrier Frequency
(Vcc=3.3V, Ta=25°C)
0.5
0.6
0.7
0.8
0.9
1.0
24 26 28 30 32 34 36 38 40 42 44 46 48 50
Carrier Frequency (kHz)
R
e
la
ti
ve
 T
ra
n
sm
is
si
o
n
 D
ist
a
n
c
e
fo=36kHz
fo=38KHz
fo=40KHz
harman/kardon
HK 3490/230 Service Manual
Page 43 of 70
harman/kardon
HK 3490/230 Service Manual
Page 44 of 70
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