Crystal Filter n How to Determine Specifications Ⅰ. When you would like to choose an item from the standard products in the catalogue, specify a model name. Ⅱ. When you would like to place a special order, fill in the following items on the specification sheet: 1.Electrical specifications (1)Nominal frequency MHz (2)Passband width dB Min. ± kHz (3)Stop bandwidth dB Max. ± kHz dB Max. ± kHz (4)Ripple Max. dB (5)Insertion loss (insertion attenuation) Max. (6)Group delay deviation ± kHz, Max. μs (7)Guaranteed attenuation ± kHz, Min. dB (8)Intermodulation characteristic dF kHz, 2dF Input level: dBm 3rd IM output level: Max. dBm (9)Terminating impedance dB Ω// kHz pF 2.Environmental conditions (1)Operating temperature range (2)Vibration Total amplitude °C to mm, Frequency °C Hz to Hz (3)Shock 3.Dimensions 4.Other requests, etc. cf25_080911_ordering_e