G8MNY > TECH 28.04.25 07:30z 112 Lines 3097 Bytes #188 (0) @ WW
BID : 31332_GB7CIP
Subj: Yet More IF Filters
Path: ED1ZAC<ED1ZAC<GB7CIP
Sent: 250428/0727Z @:GB7CIP.#32.GBR.EURO #:31332 [Caterham Surrey GBR]
From: G8MNY@GB7CIP.#32.GBR.EURO
To : TECH@WW
From G3YRH @GB7CAM.#12.GBR.EU
Date:26-12-02 Time:21:37Z
Filters CFM/LFC Series
-6dB -50dB Zo
CFM455H/LFC6 6kHz 16kHz 1.5k
CFM455G/LFC8 8kHz 20kHz 1.5k
CFM455F/LFC12 12kHz 24kHz 1.5k
CFM455E/LFC15 15kHz 25kHz 1.5k
CFM455D/LFC20 20kHz 28kHz 1.5k
CFG/SLF Series
-6dB -80dB Zo
CFG455I/SLFD4 4kHz 10kHz 1.5k
CFG455H/SLFD6 6kHz 15kHz 1.5k
CFG455G/SLFD8 8kHz 18kHz 1.5k
CFG455F/SFD12 12kHz 25kHz 1.5k
455D Discriminator for 15kHz
CFS/LFD Series
-6dB -80dB Zo
CFS455J/LFD2 3kHz 9kHz 2k0
CFU/LFB & CFW/LFH Series
-6dB -40dB
LFB4 4kHz 15kHz
LFB6/CFU455H 6kHz 18kHz
LFB8 8kHz 21kHz
LFB10 10kHz 23kHz
LFB12/CFU455F 12kHz 26kHz
LFH6S/CFW455HT 6kHz 14kHz
LFH8S 8KHZ 18KHZ
LFH12S/CFW455FT 12kHz 22kHz
SSB Filter Zo
CFM455J1 2.6kHz min 8kHz @ -60dB 2k0
CERAMIC Filters for FM 5-30MHz
SFE6.0MA 6.0MHZ TV SIF
CFSE10.7 Replaced by CFSH10.7MI
SFE10.7MA 10.7MHz/280kHz BW
CFSB10.7 10.7MHz/180kHz mono
SFE10.7MJ 10.7MHz/150kHz mono
SFA10.7MF 10.7MHz/50kHz scan det
SFE10.7ML 10.7MHz/280kHz linear phase
SFE10.7MX 10.7MHz/250kHz linear phase
CFSH10.7M1 10.7MHz/280kHz
CFSH10.7M2 10.7MHz/240kHz
CFSH10.7M3 10.7MHz/180kHz
CDA10.7MA 10.7MHz/ceramic detector
SFE27MA 27MHz /RC bandpass
SAF10.7MC-Z SAW for ultra linear phase
Mechanical IF Filters
min 6dB b/w in/out
CFM2455A 455kHz 4kHz 1k/1k5
CFM2455B 455kHz 6kHz 1k5/2k
CFM2455C 455kHz 8kHz 2k/2k
CFM2455D 455kHz 10kHz 2k/2k
CFM2468B 468KHZ 6kHz 1k5/2k
Ceramic Resonators
CRM455 455kHz parallel
CRM460 460kHz parallel
CRM500A 500kHz parallel
CFE455 455kHz series
CRM560 560kHz parallel
CSA1.0MK 1000kHz parallel
Mechanical Filters for SSB
MF45510AZ121 2kHz @ 6dB 4.3kHz @ 60dB Ripple 0.9dB
MFL45501L 2.1kHz @ 6dB 5.1kHz @ 60dB
Crystal Filters
2 pole types
10M15A 10.7/15kHz @ 3dB
10M08AA 10.695/8kHz
21M15A 21.0/15kHz @ 3dB
45M15A 45.0/15kHz @ 6dB
75M25A 75.0/25kHz @ 6dB
8 pole types
10M22D 10.7/2.2kHz @ 6dB
10M8D 10.7/8kHz @ 6dB
10M8DB 10.7/15kHz @ 6dB
10M15D 10.7/15kHz @ 6dB
10M02DS 10.7/2.2kHz
21SO8DA 21.4/7kHz @ 3dB
Helical Filters
Freq 1dB b/w
252MT1001A 435MHz 12MHz
252MT1090A 470MHz 8MHz
252MT1127A 463MHz 12MHz
252MN1111A 432MHz 7MHz
rgds Brian g3yrh@gb7cam
Why don't U send an interesting bul?
73 de John G8MNY @ GB7CIP
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