Filename: TFS281A.doc

Version 2.0

16.05.2011

Vectron International

Filter specification

TFS 281A

2/5

Vectron International GmbH & Co. KG

Potsdamer Straße 18

D 14 513 TELTOW / Germany

Tel: (+49) 3328 4784-0 / Fax: (+49) 3328 4784-30

E-Mail:

tft@vectron.com

Filter characteristic

265.6 268.8

272

275.2 278.4 281.6 284.8

288

291.2 294.4 297.6

-80

-70

-60

-50

-40

-30

-20

-10

0

frequency in MHz

insertion loss: -9.15 dB

279.6 280 280.4 280.8 281.2 281.6 282 282.4 282.8 283.2 283.6

-10

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

frequency in MHz

279.6 280 280.4 280.8 281.2 281.6 282 282.4 282.8 283.2 283.6

0.4

0.5

0.6

0.7

0.8

0.9

frequency in MHz

Construction and pin connection

(All dimensions in mm)

Date code

Date code: Year + week

A

2010

B

2011

C

2012

...

1

Ground

2

Ground

3

Ground

4

Output

5

Output RF Return

6

Ground

7

Ground

8

Ground

9

Input

10

Input RF Return

S 281A

●

B21

50 Ohm Test circuit

C1

L1

SAW

L2

C2

1, 2, 3, 6, 7, 8

5

4

10

9

VECTRON reserves the right to make changes to the product(s) and/or information contained herein without notice. No liability is

assumed as a result of their use or application. No rights under any patent accompany the sale of any such product(s) or information.