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
*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
Initial Electrical Characteristics1
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 infi nite
Environmental Characteristics1
Operating Temperature Range .......................................................................................................................................................................-40 °C to +125 °C
Storage Temperature Range ..........................................................................................................................................................................-55 °C to +125 °C
Temperature Coeffi cient Over Storage Temperature Range .............................................................................................................................. ±1,000 ppm/°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
Mechanical Characteristics1
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 Sn95/Ag5 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 fl ux.
Marking ............................................................................................................ Manufacturer’s trademark, date code, resistance, manufacturer’s part number
Hardware ........................................... One lockwasher, one fl at 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.
Audio Taper Plot
100
90
80
70
60
50
40
30
20
10
0
0 102030 4050
PERCENT EFFECTIVE ELECTRICAL CLOCKWISE ROTATION
PERCENT VOLTAGE RATIO OUTPUT
60 70 80 90 100
Selection Guide
Part Number Taper/Shaft Resistance
Value (Ω)
82A1D-A24-BA0/186L Audio/Plain 500K
82A1D-A24-BA0/187L Audio/Plain 250K
82A1D-Z28-BA0/254L Audio/Knurled 500K
82A1D-Z28-BA0/255L Audio/Knurled 250K
82Z1D-Z33-BA0/753L Audio/Knurled
(Long Bushing) 250K
82Z1D-Z33-BA0/754L Audio/Knurled
(Long Bushing) 500K
Schematic
13
CCW
2
POTENTIOMETER
*RoHS COMPLIANT
15.88 ± 0.38
(.625 ± .015)
15.88 ± 0.38
(.625 ± .015)
5.87 ± 0.25
(.231 ± .010)
15.88 ± 0.38
(.625 ± .015)
17.48 ± 0.78
(.688 ± .031)
FMS
0.25
(.010) X 45 ° ± 5 ° CHAMFER
STANDOFF
ALL TERMINALS
MAX. ALL TERMINALS
MOUNTING FACE
0.81
(.032)
R
INSIDE
ALL TERMINALS
0.76 ± 0.25
(.030 ± .010)
0.81
(.032)TYP.DIA.
MIN.
0.38
(.015)
1.57 ± 0.25
(.062 ± .010)
9.58 ± 0.38
(.377 ± .015)
5.03
(.198) DIA.
5.97
(.235)
DIA.
5.33 ± 0.76
(.21 ± .03)
5.97 ± 0.38
(.235 ± .015)
9.53 ± 0.38
(.375 ± .015)
7.92
(.312)
3.81
(.150)
9.40 ± 0.76
(.37 ± .03)
5.08 ± 0.38
(.200 ± .015)
18 TEETH
KNURLED
SHAFT
5.87 ± 0.25
(.231 ± .010)
15.88 ± 0.38
(.625 ± .015)
26.97 ± 0.78
(1.062 ± .031)
FMS
0.25
(.010) X 45 ° ± 5 ° CHAMFER
MOUNTING FACE
0.76 ± 0.25
(.030 ± .010)
0.81
(.032)TYP.DIA.
MIN.
1.57 ± 0.25
(.062 ± .010)
5.03
(.198) DIA.
5.97
(.235)
DIA.
5.97 ± 0.38
(.235 ± .015)
19.05 ± 0.38
(.750 ± .015)
17.45
(.687) MIN.
7.92
(.312)
5.08 ± 0.38
(.200 ± .015)
18 TEETH
KNURLED
SHAFT
(LONG)
3/8-32 NEF-2B
9.58 / 9.93
(.377 / .391)
14.66 +0.00/-0.43
(.577 +.000/-.017)
12.52 / 12.88
(.493 / .507)
0.56
(.022)REF.
LOCKWASHER
HEX NUT FLAT WASHER
2.36
(.093)
30 ° ± 5 °
PLAIN
SHAFT
15.88 ± 0.41
(.625 ± .016)
19.05 ± 0.78
(.750 ± .031)
FMS
0.25
(.010) X 45 ° ± 5 ° CHAMFER
13
2
2
3
1
MOUNTING FACE
3/8-32
UNEF-2A
0.81
(.032)TYP.DIA.
MIN.
5.97 ± 0.38
(.235 ± .015)
9.53 ± 0.38
(.375 ± .015)
7.92
(.312)
5.08 ± 0.38
(.200 ± .015)
6.0
(.236)
DIA.
16.0
(.630)
13.57
(.534)
26.0 ± 0.13
(1.024 ± .005)
12.75 ± 0.13
(.502 ± .005)
2.47
(.097)
1.83
(.072)
0.86
(.034)
2.86
(.113)
4.35
(.171)
1.60
(.063)
2.24
(.088)
SOLDER LUG
WASHER
0.65 ± 0.05
(.026 ± .002)
DIA.
9.75 ± 0.13
(.384 ± .005) DIA.
1.0
(.039)
R135 ° 1.60
(.063)
R
0.15
(.006)
R
2 PLCS.
0.80
(.031)R
15.75 ± 0.13
(.620 ± 0.005) DIA.
1.0
(.039)
R
3.16
(.124)
3.00
(.118)
5.70
(.224)
0.5
(.020)
R
0.5
(.020)
R
0.81 ± 0.08
(.032 ± .003)
DIA.
10.41
(.410)
DIA.
14.43
(.568)
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
Model 82 Vintage Premium Guitar Potentiometer
Product Dimensions
DIMENSIONS: MM
(INCHES)
REV. 10/11
Additional Features
■ Standard audio taper
■ Long rotational life
■ RoHS compliant*
Applications
■ Electric guitars
■ Bass guitars
