EUROQUARTZ LZU450C4N Ceramic filter Datasheet

EURO QUARTZ
LZU450C, LZU450C4N CERAMIC FILTERS
AM use - IF 450kHz
SPECIFICATION
3.5
7.0
9.0
3.5
Outline and Dimensions
ELECTRICAL CHARACTERISTICS
Part
Number
Centre
Frequency
Resonator
Resistance
(W) max.
DF(Fa-Fr)
Temperature
Coefficient
Application
LZU 450C
450±1.0kHz
20
14±2kHz
<20ppm/°C
IF Signal
LZU 450C4N
450±0.8kHZ
30
9±2kHz
<20ppm/°C
Detection
Test Circuit for Fr and R1
Test Circuit for Fa
SSG
R1
R4
R3
T
R2
R1 = 3kOhm
R2 = 3 Ohm
RF
SSG
T
RF
R3 = R4 = 50kOhm
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44(0)1460 230000 Fax: +44(0)1460 230001 Email: [email protected] www.euroquartz.co.uk
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