SPECTRUM SFB2

Switched Filter Banks
RF/ IF Pre-selectors to 18 GHz
Features
•
•
•
•
(Passbands 1 - 2000 MHz; Stopband to 18 GHz)
50 dB Ultimate Rejections to 18 GHz
Low Insertion Loss: 2.7 dB
High Speed: 160 nSec
Low Video Feed-thru: 1.5 mV
Typical Specifications
Frequency………….
Description
Switching Speed…..
Spectrum Microwave’s 310-020226-001 filter-banks
provide two selectable RF filter channels over a wide
range of frequencies with ultimate rejections
requirements out to 18 GHz.
Two individual channels can be customized over a
wide range of frequencies, typically 1 MHz to 2000
MHz. Channels 1 and 2 are miniature Lumped
Element Bandpass Filters. This relatively small filter
bank provides excellent Passband performance
while suppressing ultimate rejections by >50 dB out
to 18 GHz.
Input 1 dB Comp…..
IP2…………………..
IP3…………………..
VSWR………………
Insertion Loss………
Switching Type…….
DC Power…………..
Temp Range……….
330 – 630 MHz (CH1)
390 – 490 MHz (CH2)
160 nSec ON
104 nSec OFF
15 dBm
73 dBm
39 dBm
1.8:1 Max
2.7 dB
TTL
5V @ 1.5 mA
-40 oC to +85 oC
All specifications above measured at 25 oC
The filter bank is powered by +5V DC applied to an
external bias pin mounted on the side of the unit. A
grounding terminal is also provided. One control pin
provides TTL selection of the desired operating
channel. The unit is bi-directional with SMA field
removable connectors.
Dimensions and Connections
3.50” L x 1.10” W x 0.45” H excluding SMA
connectors and control pins.
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 Banks
RF/ IF Preselector to 18 GHz
(Passbands 1 - 2000 MHz; Stopband to 18 GHz)
CH1
0
480 MHz
-1.5308 dB
-10
dB
-20
-30
Exploded View
-40
-50
0.01
192.006
384.002
575.998
767.994
959.99
Frequency (MHz)
CH2
0
440 MHz
-2.7622 dB
-10
dB
-20
-30
-40
-50
0.01
192.006
384.002
575.998
Frequency (MHz)
767.994
959.99
Utimate Rejections
0
-10
-20
-30
dB
-40
-50
-60
-70
-80
-90
-100
45
5045
10045
Frequency (MHz)
Spectrum Microwave, Inc.
www.SpectrumMicrowave.com
15045
Phone (888) 553-7531
18000
S-Parameters for this model
are available for download
on our website.
38166 Old Stage Road; Delmar, Delaware 19940
Fax (888) 553-7532
[email protected]