Tel : +44 118 979 1238
Fax : +44 118 979 1283
Email: info@actcrystals.com
Characteristics of Channel2
Characteristic
Min.
Typ.
Max.
Units
Center Frequency
f
478.50
479.50
480.50
MHz
c
Insertion attenuation
(Reference level for the following data)
479.50 MHz
α
--
--
21.0
18.0
22.5
--
dB
MHz
Pass bandwidth
αrel≤3dB
B3dB
Relative attenuation
αrel
--
--
32.0
30.0
3.5
2.3
38.0
36.0
4.5
4.5
--
dB
dB
dB
dB
470.50 MHz
488.50 MHz
430.00 ….457.50 MHz
500.50 … 530.00 MHz
Lower sidelobe
Upper sidelobe
--
Reflected wave signal suppression
0.13μs … 3.0μs after main pulse
40.0
44.0
--
dB
Amplitude ripple (p-p)
Group delay ripple (p-p)
476.00 … 483.00 MHz
470.50 … 488.50 MHz
Δ α
--
--
--
0.6
11
1.2
18
--
dB
ns
Δt
-86
ppm/K
Temperature coefficient of frequency
TCf
In keeping with our ongoing policy of product evolvement and improvement, the above specification is subject to change without notice.
ISO9001: 2000 Registered
Issue : 1.1 C1
For quotations or further information please contact us at:
3 The Business Centre, Molly Millars Lane, Wokingham, Berks, RG41 2EY, UK
http://www.actcrystals.com
Date : March 2010
ACT [ ADVANCED CRYSTAL TECHNOLOGY ]
