Crystal filter QF60.0-4000/02 Application • 4 pol filter • i.f.- filter • use in mobile and stationary transceivers Characteristics Pass band Pin connections: Unit Value MHz dB kHz dB dB dB µs µs 60.0 ≤ 12.0 ± ≥20.00 Gaussian ≥ 40 > 40 (except spurious) < 18 <2 Terminating impedance Z R1 || C1 R2 || C2 Ohm/pF Ohm/pF 50 || 0 50 || 0 Operating temp. range °C -20... +70 Limiting values Center frequency Insertion loss Pass band at 3.0 dB Ripple in pass band Stop band attenuation Alternate attenuation Group delay Group delay distortion fo fo ± 20.00 kHz fo - 200; fo + 250 kHz fo fo ± 20 kHz at 25°C QF60.0-4000/02 Stop band 1 2 3 4 Input Ground-Input Output Ground-Output TELE FILTER Zweigniederlassung der DOVER Germany GMBH 18.10.04 Potsdamer Str. 18 D- 14513 Teltow ! (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com