Features
■ Plain or knurled shaft option
■ 10 % TR tolerance
■ Conductive polymer element
■ Very low noise
■ Single-turn
■ 250K and 500K resistances
Model 82 Vintage Premium Guitar Potentiometer
1
Initial Electrical Characteristics
Standard Resistance Value ......................................................................................................................................................................250K and 500K ohms
Total Resistance Tolerance.................................................................................................................................................................................................10 %
Independent Linearity......................................................................................................................................................................................................... 5 %
Absolute Minimum Resistance.......................................................................................................................................................................2 ohms maximum
Effective Electrical Angle ........................................................................................................................................................................................... 225 ° 5 °
Contact Resistance Variation ............................................................................................................................................................................................. 1 %
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level .............................................................................................................................................................................................1,500 VAC minimum
70,000 Feet.............................................................................................................................................................................................500 VAC minimum
Insulation Resistance (500 VDC) ......................................................................................................................................................1,000 megohms minimum
Power Rating (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less)
+70 °C ....................................................................................................................................................................................................................0.25 watt
+125 °C .......................................................................................................................................................................................................................0 watt
Theoretical Resolution....................................................................................................................................................................................Essentially infinite
1
Environmental Characteristics
Operating Temperature Range.......................................................................................................................................................................-40 °C to +125 °C
Storage Temperature Range ..........................................................................................................................................................................-55 °C to +125 °C
Temperature Coefficient Over Storage Temperature Range .............................................................................................................................. 1,000 ppmꢀ°C
Vibration ............................................................................................................................................................................................................................. 15 G
Total Resistance Shift................................................................................................................................................................................... 2 % maximum
Voltage Ratio Shift........................................................................................................................................................................................ 5 % maximum
Shock.................................................................................................................................................................................................................................. 30 G
Total Resistance Shift................................................................................................................................................................................... 2 % maximum
Voltage Ratio Shift........................................................................................................................................................................................ 5 % maximum
Load Life.................................................................................................................................................................................................................. 1,000 hours
Total Resistance Shift................................................................................................................................................................................. 10 % maximum
Rotational Life (No Load).................................................................................................................................................................................... 100,000 cycles
Total Resistance Shift................................................................................................................................................................................ 20 % maximum
Contact Resistance Variation @ 50,000 cycles .......................................................................................................................................................... 3 %
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift........................................................................................................................................................................ 20 % TRS maximum
Insulation Resistance (500 VDC)...................................................................................................................................................100 megohms minimum
IP Rating ............................................................................................................................................................................................................................IP 40
1
Mechanical Characteristics
Mechanical Angle ....................................................................................................................................................................................................... 300 ° 5 °
Rotational Torque ..............................................................................................................................................................................0.7 oz-in (50 g-cm) typical
Weight ......................................................................................................................................................................................................................... 21 grams
Terminals........................................................................................................................................................................................................................J-hooks
Soldering Condition...........................................................................Recommended hand soldering using Sn95ꢀAg5 no clean solder, 0.025 ” wire diameter.
Maximum temperature 399 °C (750 °F) for 3 seconds. No wash process to be used with no clean flux.
Marking............................................................................................................Manufacturer’s trademark, date code, resistance, manufacturer’s part number
Hardware...........................................One lockwasher, one flat washer, two mounting nuts and one solder lug washer are shipped with each potentiometer
1
AT ROOM AMBIENT: +25 °C NOMINAL AND 50 % RELATIVE HUMIDITY NOMINAL, EXCEPT AS NOTED.
Schematic
Audio Taper Plot
Selection Guide
100
Resistance
Value (Ω)
1
3
Part Number
Taper/Shaft
CCW
90
80
70
60
50
40
30
20
10
0
2
82A1D-A24-BA0/186L
82A1D-A24-BA0/187L
82A1D-Z28-BA0/254L
82A1D-Z28-BA0/255L
Audio/Plain
Audio/Plain
500K
250K
500K
250K
POTENTIOMETER
Audio/Knurled
Audio/Knurled
Audio/Knurled
(Long Bushing)
82Z1D-Z33-BA0/753L
82Z1D-Z33-BA0/754L
250K
500K
Audio/Knurled
(Long Bushing)
0
10 20 30
40 50
60 70 80 90 100
*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
PERCENT EFFECTIVE ELECTRICAL CLOCKWISE ROTATION
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