International Radio

Filters for Kenwood Radios


Kenwood TS-830

Reference
94
88
96
89
97-U
98-U
99
21
Note:
3
3
4
4
3
3
2
2
Bandwidth at 6dB
2100
2800
2100
2800
250
400
400
250
Mode
SSB
SSB
SSB
SSB
CW
CW
CW
CW
Center Freq. KHz
8830
8830
455
455
8830.7
8830.7
455.7
455.7
Shape Factor
1.5
1.5
1.5
1.5
2.8
2.5
1.8
1.8
Performance Curve Online?
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
PRICE
$115
$115
$170
$170
$115
$115
$170
$170

Notes:
1. Filters soldered on custom PC boards.
2. Drop in exact replacement.
3. Drop in but filter slightly larger in size than original.
4. Inrad filter much larger than mfgr's filter. Wire in.
5. If CW filter is installed, Inrad CW adapter kit is required.
Specifications:
1. Ultimate rejection: > 90 dB
2. Ripple: < 2 dB
3. Typical Insertion Loss: 250 Hz: < 8 dB; 500 Hz: < 6 dB; SSB/AM:< 5 dB
4. Zin=Zout=2000 ohms
Physical:
8.83 MHz: 50 x 18 x 18 mm
455 kHz: 64 x 24 x 22 mm

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