QF1.4-L0235 Datasheet, PDF (1/1 Pages) Vectron International, Inc – Crystal filter

Crystal filter
QF 1.4-L0235/05
Application
10 pol filter
Limiting values
i.f.- filter
use in mobile and
stationary transceivers
Center frequency
Insertion loss
Pass band at 4.0 dB
Ripple in pass band
Stop band attenuation
Alternate attenuation
Terminating impedance Z
R1 || C1
R2 || C2
Unit
Value
fo
fo –2.3...-0.6 kHz
fo
fo – 3.1 kHz
fo +0.15 kHz
fo -3.4 kHz; fo+0.4 kHz
MHz
dB
kHz
dB
dB
dB
dB
dB
dB
1.4
4.0
-2.7...-0.35
2.0
20
> 35
> 40
> 60
> 60 except spurious
Ohm/pF 1000 || 15
Ohm/pF 1000 || 15
Operating temp. range
°C
-15... +55
Characterstics QF 1.4-L0235/05
Pass band
Stop band
Pin connections:
1 Input
2 Ground-Input
3 Output
4 Ground-Output
TELE FILTER Zweigniederlassung der DOVER Germany GMBH
19.06.01
Potsdamer Str. 18 D- 14513 Teltow ([phone] ; Fax [phone] http:\\www.vectron.com