SPECTRUM SFB7

Switched Filter Bank – 7 Channel
RF Pre-selector
(Passbands 100 - 7000 MHz)
(Stopbands to 20 GHz)
Features
70 dB Ultimate Rejections to 20 GHz
High Linearity: (IP 3… +44 dBm)
Fast Switching Speed: 200 nsec
Low Video Feed-thru: 1.5mV
Typical Specifications
Description
Spectrum Microwave’s 7-Channel RF Pre-selector
filter provides 7 selectable RF filter channels with
Ultimate Rejections out to 18 GHz. Modular
construction allows customization of band splits to
provide continuous overlapping band performance.
Channels 1 thru 6 are Miniature Lumped Element
Bandpass Filters while Channel 7 is an Interdigital
Cavity Filter. This low-profile Filter Bank provides
Excellent Low-Ripple Passband Performance while
Suppressing Ultimate Rejections by 70 dB out to 20
GHz.
Frequency Range
Switching Speed
Input 1 dB Comp
Amplitude Ripple
IP3
VSWR
Insertion Loss
Switching Type
DC Power
Temp Range
100 – 7000 MHz
200 nsec
+15 dBm
0.5 dB
44 dBm
1.8:1 max
9 dB
TTL
5V @ 50 mA
-5V @ 45 mA
-10 o C to +65 o C
All specifications above measured at 25 0C
Exploded View
Three control pins provide TTL selection of the
desired operating channel. The unit is bi-directional
with SMA field removable connectors.
Dimensions and Connections
TBD L x 3.10” W x 0.35” H excluding SMA connectors
and control pins. Final length depends upon
customer requirements for filter performance.
The chassis is machined aluminum with a silver plate
finish. Control pins are .030” dia.
Spectrum Microwave, Inc.
www.SpectrumMicrowave.com
Phone (888) 553- 7531
38166 Old Stage Road; Delmar, Delaware 19940
Fax (888) 553-7532
[email protected]
Switched Filter Bank – 7 Channel
RF Preselector (Passband 100 - 7000 MHz; Stopbands to 20 GHz)
Outline Drawing
Block Diagram
CHANNEL 1
CHANNEL 2
CHANNEL 3
J1
CHANNEL 4
J2
CHANNEL 5
CHANNEL 6
CHANNEL 7
Spectrum Microwave, Inc.
www.SpectrumMicrowave.com
Phone (888) 553- 7531
38166 Old Stage Road; Delmar, Delaware 19940
Fax (888) 553-7532
[email protected]