Professional Precision Audio and Video Controls

Available Options

  • Custom resistance values (1kΩ to 20kΩ)
    and tolerances as low as ±5%.
  • Special electrical slope functions available (Linear/Non-Linear).
  • Special linearities as low as 0.25% (Absolute/Independent).
  • Special electrical angles up to 355° Max.
  • Special multi-sections available with tracking.
  • Custom wire leads or cable with specified lengths and connector options or gold plated terminals.
  • Special mounting configurations available.

Electrical Characteristics

Resistance (Std, Custom Available) 1kΩ to 20kΩ ±10%
Electrical Angle
(Std, Custom Available)		 325°, 340° and 350°
Linearity (Std, Custom Available) ±0.5%
Electrical Output Slope Function Linear and Audio Tapers
Phasing/Tracking (Custom Available) ±0.5% Between Cups
Voltage Resolution Virtually Infinite
Output Smoothness 0.1% Max.
Resistance Temp. Coefficient 400 PPM/°C Max.
Power Rating @ 70°C (Size Dependant) 0.5 to 2.0 Watts Max.
Dielectric Strength (Size Dependant) 500 to 1,000 VRMS @ 50Hz
Insulation Resistance 100 MΩ Min. @ 500VDC

Mechanical Characteristics

Housing (Std, Custom Available) 0.500", 0.625", 0.875", 1.062" and 1.437" [12.7, 15.875, 22.23, 26.98 and 36.5 mm] Diameter
Housing Styles (Std, Custom Available) Bushing, Lever Arm Bracket
Shaft (Std, Custom Available)* 0.125" and 0.250" [3.175 and 6.35 mm] Diameter
Shaft Length Servo: 0.500" [12.7 mm],
Bushing: 0.688" [17.48 mm]
Torque, Start 2 Oz.-In. (Ref)
Torque, Running 4 Oz.-In. (Ref)

Note: Shaft end options - Screw Driver, Flat and Through-hole
(Gear mounting options available)

Enviromental Characteristics

Operating Temp. Range -65°C to +125°C
Rotational Operating Life 100 x 106 Revolutions Min.
Shock and Vibration per MIL-PRF-39023

Materials of Construction

Housing Anodized Aluminum
or Thermo Plastic
Cover Anodized Aluminum
or Thermo Plastic
Shaft Stainless Steel
Cover Anodized Aluminum
Resistance Position Feedback Element Co-Molded Conductive Plastic
Electrical Contacts Multi-Finger Precious Metal
Lead Wires 30 AWG Teflon - 6" [152.4 mm] Min. Length
Solder Terminals Gold Plated Brass
Professional Precision Audio and Video Controls

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Schematic Diagram

Viewed from Shaft End

Professional Precision Audio and Video Controls Schematic

All other general requirements in accordance with MIL-PRF-39023