Bandpass Helical Filter

Bandpass Helical Filter SMA for 230Mhz from 220Mhz to 240Mhz

Vishonnan: 220～240MHz
Insertion loss: ≤1.2dB
Return loss: ＞15dB
Out-of-band suppression: ＞90dB@ 335～345MHz
Honesto: SMA-K
Dimensies: 99×37×21mm
As shown in the figure

Bandpass Helical Filter SMA for 250Mhz

 

In the test table above, yellow represents standing wave, blue represents insertion loss, pink represents insertion loss from 2 bai na 1, and green represents standing wave from 2 bai na 1.

Bandpass Helical Filter SMA for 330Mhz

Bandpass Helical Filter SMA for 737Mhz from 734-741Mhz

Operating frequency: 733～741MHz
Insertion loss: ≤1.2dB
In-band fluctuation: ≤0.5dB
Return loss: ≥15dB
Out-of-band suppression: ≥40dB@Fo±40MHz
Power handling: ≤10W
Honesto: SMA-KFD