CONTINUOUSLY VARIABLE ATTENUATORS
SERIES
06 07 08
06 SERIES
FREQUENCY FLAT MODELS
Freq (GHz)
Atten
Range (dB)
Flatness
(+/-db)
Model
No.
2.0-4.0
10
1.5
VA4-2
3.6-6.5
10
0.8
VA6.5-3.6
3.6-4.3
20
0.5
VA4.3-3.6
5.8-6.5
20
0.5
VA6.5-5.8
5.85-14.5
20
0.5/B
VA14.5-5.85
4.0-8.0
1O
2.0
VA8-4
7.2-8.4
20
1.0
VA8.4-7.2
8.0-12.4
10
1.0
VA12.4-8
10.7-12.7
20
0.8
VA12.7-10.7
10.7-14.5
20
1.5
VA14.5-10.7
13.0-14.5
30
0.5
VA14.5-13
12.4-18.0
10
1.0
VA18-12.4
17.0-18.6
20
1.0
VA18-12.4
17.0-18.6
20
1.0
VA18.6-17
8.0-18.0
20
1.8
VA18-8
14.0-26.0
20
1.01
VA26-14
LEVEL ADJUST MODELS
2.0-4.2
10
N/A
VALA4.2-2.0
3.7-4.2
20
N/A
VALA4.2-3.7
7.9-12.7
30
N/A
VALA12.7-79
11.7-18.0
30
N/A
VALA18-11.7
14.0-26.5
20
N/A
VALA26.5-14
26.5-40
20
N/A
VALA40-26.5
MULTIBAND MODELS
2.0-8.0
10
N/A
VAM8-2
2.0-18.0
10
N/A
VAM18-2
4.0-12.4
20
N/A
VAM12.4-4
4.0-18.0
10
N/A
VAM18-4
6.0-18.0
30
N/A
VAM18-6
 
08 SERIES
FREQUENCY FLAT MODELS
Freq (GHz)
Atten
Range (dB)
Flatness
(+/-db)
Model
No.
0.7-0.8
10
0.75
VAFF0.8-0.7
0.8-1.0
15
1.0
VAFF1-0.8
0.8-1.0
20
1.5
VAFF1-0.8
0.95-1.45
15
1.7
VAFF1.45-0.95
1.5-2.0
20
1.5
VAFF2-14
2.0-4.0
20
1.5
VAFF4-2
2.8-6.5
20
1.5
VAFF65-2.8
3.4-4.2
20
1.0
VAFF4.2-3.4
3.6-6.5
30
1.2
VAFF6.5-3.6
3.6-4.3
30
0.7
VAFF4.3-3.6
5.8-6.5
30
0.7
VAFF6.5-5.8
4.0-8.0
20
1.0
VAFF8-4
7.2-8.4
30
0.7
VAFF8.4-8
8.0-12.4
20
1.0
VAFF12.4-8
10.7-12.7
30
1.0
VAFF12.7-10.7
10.7-14.5
30
1.5
VAFF14.5-10.7
12.4-18.0
20
1.0
VAFF18-12.4
LEVEL ADJUST MODELS
0.7-1.0
10
N/A
VALA1-0.7
0.8-1.6
15
N/A
VALA1.6-0.8
0.9-1.75
15
N/A
VALA1.75-0.9
1.0-2.0
20
N/A
VALA2-1
2.0-4.2
20
N/A
VALA4.2-2
4.0-8.0
30
N/A
VALA8-4
7.9-12.7
30
N/A
VALA12.7-7.9
11.7-18.0
30
N/A
VALA18-11.7
MULTIBAND MODELS
0.9-8.0
20
N/A
VAM8-0.9
1.0-4.0
20
N/A
VAM4-1
1.0-8.0
30
N/A
VAM8-1
2.0-18.0
10
N/A
VAM18-2
4.0-18.0
20
N/A
VAM18-4
6.0-18.0
60
N/A
VAM18-6
07 SERIES
FREQUENCY FLAT MODELS
Freq (GHz)
Atten
Range (dB)
Flatness
(+/-db)
Model
No.
2.0-4.0
10
1.5
VAFF4-2
3.6-6.5
20
0.8
VAFF6.5-3.6
3.6-4.3
20
0.5
VAFF43-3.6
5,8-6.5
20
0.5
VAFF6.5-5.8
5.85-14.5
20
0.5/B
VAFF14.5-5.85
4.0-8.0
1O
2.0
VAFF8-4
7.2-8.4
20
1.0
VAFF8.4-7.2
7.9-8.4
20
0.5
VAFF8.4-7.9
8.0-12.4
10
1.0
VAFF12.4-8
10.7-12.7
20
0.8
VAFF12.7-10.7
1O.7-14.5
20
1.5
VAFF14.5-10.7
12.4-18.0
10
1.0
VAFF18-12.4
17.0-18.6
20
1.0
VAFF18.6-17.0
8,0-18.0
20
1.5
VAFF18-8
LEVEL ADJUST MODELS
1.0-2.0
10
N/A
VALA2-1
1.5-2.0
15
N/A
VALA2-1.5
2.0-4.0
20
N/A
VALA4-2
2.0-8.0
20
N/A
VALA8-2
3.6-4.3
30
N/A
VALA4.3-3.6
4.0-8.0
30
N/A
VALA8-4
4.0-12.4
30
N/A
VALA12.4-4
8.0-12.4
40
N/A
VALA12.4-8
8.0-18.0
40
N/A
VALA18-8

GENERAL SPECIFICATIONS FOR ALL UNITS
RF CONN:
SMA females
INS LOSS:
0.5 dB max.
VSWR:
 1.5 max.
RF POWER:
5 W avg, 3 Kw peak
ATTEN RGE:
 Many other models to 60 dB
ATTENUATOR DRIVE OPTIONS
Our Standard is a Screw Driver Shaft with a lock nut
The part number begins with VA
For a Knob Control Option change the VA in
the P/N to VAK
Example: VAFF4-2 = VAKFF4-2
For a Turns Counting Dial Option use VAT
For a Direct Reading Tape Drive Option use
VAD for Full Frequency Range Calibration or
VAF for Single Frequency Calibration
(Specify Spot Frequency with Order)
For 28 Volt Motor Drive add-28 to the Model Number.


Motor Drive


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Page1 Additional Specifications
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