鈥?/div>
Model M2001H is for matching the characteristic impedance of
coaxial antenna cables and is suitable for antenna amplifiers of
up to 900MHz.
MECHANICAL SPECIFICATIONS
Casing:
Plastic material, dust protected.
Shielded Basket/Pins:
Electroplated SN, 5碌.
Mounting:
Fish-plates.
Adjustment:
Insulated plastic shaft with screwdriver slot and
.079 inch [2mm] hexagon.
Terminals:
Silver plated lugs, tinned pins.
Nominal angle of rotation:
3 (+ 3.0 - 0.5) revolutions.
6 revolutions on request.
Operating torque:
.56 to 1.96 oz. in.
End stop torque:
4.97 oz. in. (7 Ncm). Fixed stop at
3 revolutions. 6 revolutions, clutch mechanism, no end stop.
Weight:
.13 to .14 oz.
STANDARD ELECTRICAL SPECIFICATIONS
Resistive Element
Wiper Contact
Impedance
Power Rating
Nominal Attenuation
and Tolerance
Adjustable Minimum
Attenuation
Variation in Attenuation
Due to Frequency
up to 300MHz
over 300 to 900MHZ
Reflexion Attenuation
up to 300MHz
up to 900MHz
Temperature Limits
Carbon on laminated paper
Metal
75 ohms, 50 ohms (60 ohms on request)
.25 watt
20dB (+ 5 - 2dB), 10dB (+ 2 - 2dB),
6dB on request
鈮?/div>
0.5dB
MATERIAL SPECIFICATIONS
Cover:
Makrolon 94V2.
Shaft:
Durethan 94V0.
Case:
Hostaform 94HB.
鈮?/div>
0.25dB
鈮?/div>
1dB
.5 to 20dB attenuation
鈮?/div>
20dB
鈮?/div>
15dB
- 25擄C to + 70擄C
NOTE:
Typical curves for transmission and return loss available.
DIMENSIONAL CONFIGURATIONS
[in millimeters]
M2001HP1
Side View
0.354
[9.0]
0.031
[0.8]
0.138
[3.5]
0.299
[7.6]
0.047
[1.2]
0.20
[5.0]
0.157
[4.0]
0.138 [3.5]
0.748
[19.0]
0.413
[10.5]
0.157 [4.0] 0.031 x 0.01
[0.8 x 0.25]
0.984
[25.0]
End View (All Versions)
Top View
Electrical Circuit
R1
R1
0.433
[11.0]
Slotted
Plastic
Shaft
0.098
[2.5]
0.787
?
[20.0]
at Base
R2
Flexible
Leads
脴 .236
[6.0]
www.vishay.com
82
Document Number 32025
Revision 27-Aug-03
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