Pedal Parts / DIY

Knob - Rogan, PT Series, 2PS, Medium, Skirted, Pointer, D-Shaft
High-quality USA made knobs from Rogan Corp. These medium, skirted pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm D-shafts.
  • Height: 0.84 in.
  • Diameter: 0.62 in.
  • Fits 6mm D Shafts
  • Indicator on round side of D-shaft

For a T18 knurled version of this knob, see P-K272PS-W. A variety of different sizes are available from the PT Series.
$1.65
Knob - Rogan, PT Series, 5PS, Wide, Skirted, Pointer, D-Shaft
High-quality USA made knobs from Rogan Corp. These large, puck-shaped, skirted pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm D-shafts.
  • Height: 0.45 in.
  • Diameter: 0.84 in
  • Fits 6mm D Shafts
  • Indicator on round side of D-shaft

A variety of different sizes are available from the PT Series.
$1.85
Knob - Rogan, RB-67 Series, Small
Colors Available:
High-quality USA made knobs from Rogan Corp. These small knobs feature a metal insert and a spun aluminum inlay with a black indicator line. The RB-67 Series from Rogan is popularly used on Buchla 200 Series modular synthesizers and can be found on many contemporary eurorack synthesizers.
  • Height: 0.48 in.
  • Diameter: 0.51 in.
  • Fits ¼" shaft with set screws

A variety of sizes and colors are available from the RB-67 Series. See the links below for the full selection of knobs from this series. P-K770-X Small P-K770S-X Small Skirted P-K771S-X Medium Skirted P-K772S-B Large Skirted
$2.65
Knob - Rogan, RB-67 Series, Medium, Skirted
Colors Available:
High-quality USA made knobs from Rogan Corp. These medium knobs feature a metal insert, spun aluminum inlay, and a skirt with an infilled arrow indicator. The RB-67 Series from Rogan is popularly used on Buchla 200 Series modular synthesizers and can be found on many contemporary eurorack synthesizers..
  • Height: 0.77 in.
  • Diameter: 1.15 in.
  • Fits ¼" shaft with set screws

A variety of sizes and colors are available from the RB-67 Series. See the links below for the full selection of knobs from this series. P-K770-X Small P-K770S-X Small Skirted P-K771S-X Medium Skirted P-K772S-B Large Skirted
$4.25
Knob - Rogan, PT Series, 1PS, Small, Skirted, Pointer, Knurled Shaft
High-quality USA made knobs from Rogan Corp. These small, skirted pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm T18 knurled shafts.
  • Height: 0.71 in.
  • Diameter: 0.57 in.
  • Fits T18 Knurled Shafts

For a D-shaft version of this knob, see P-K281PS-W. A variety of different sizes are available from the PT Series. See the links below for the full selection of knurled shaft knobs from this series. P-K271P-W 1P Small Pointer P-K272P-W 2P Medium Pointer P-K272PS-W 2PS Medium Skirted Pointer
$1.65
Knob - Rogan, PT Series, 2PS, Medium, Skirted, Pointer, Knurled Shaft
High-quality USA made knobs from Rogan Corp. These medium, skirted pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm T18 knurled shafts.
  • Height: 0.84 in.
  • Diameter: 0.62 in.
  • Fits T18 Knurled Shafts

For a D-shaft version of this knob, see P-K282PS-W. A variety of different sizes are available from the PT Series. See the links below for the full selection of knurled shaft knobs from this series. P-K271P-W 1P Small Pointer P-K271PS-W 1PS Small Skirted Pointer P-K272P-W 2P Medium Pointer
$1.65
Knob - Rogan, PT Series, 1P, Small, Pointer, D-Shaft
High-quality USA made knobs from Rogan Corp. These small pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm D-shafts.
  • Height: 0.55 in.
  • Diameter: 0.45 in.
  • Fits 6mm D Shafts
  • Indicator on round side of D-shaft

For a T18 knurled version of this knob, see P-K271P-W. A variety of different sizes are available from the PT Series.
$1.65
Knob - Rogan, PT Series, 1PS, Small, Skirted, Pointer, D-Shaft
High-quality USA made knobs from Rogan Corp. These small, skirted pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm D-shafts.
  • Height: 0.71 in.
  • Diameter:0.57 in.
  • Fits 6mm D Shafts
  • Indicator on round side of D-shaft

For a T18 knurled version of this knob, see P-K271PS-W. A variety of different sizes are available from the PT Series.
$1.65
Knob - Rogan, PT Series, 2S, Medium, Skirted, D-Shaft
High-quality USA made knobs from Rogan Corp. These medium, skirted knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm D-shafts.
  • Height: 0.84 in.
  • Diameter: 0.62 in.
  • Fits 6mm D Shafts
  • No indicator

A variety of different sizes are available from the PT Series.
$1.65
Knob - Rogan, PT Series, 3PS, Large, Skirted, Pointer, D-Shaft
High-quality USA made knobs from Rogan Corp. These large, skirted pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm D-shafts.
  • Height: 0.71 in
  • Diameter: 0.73 in
  • Fits 6mm D Shafts
  • Indicator on round side of D-shaft

A variety of different sizes are available from the PT Series.
$1.75
Knob - Rogan, PT Series, 6PS, Extra Large, Skirted, Pointer, D-Shaft
High-quality USA made knobs from Rogan Corp. These extra large, puck-shaped, skirted pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm D-shafts.
  • Height: 0.63 in.
  • Diameter:1.25 in.
  • Fits 6mm D Shafts
  • Indicator on round side of D-shaft

A variety of different sizes are available from the PT Series.
$1.95
Knob - Rogan, RB-67 Series, Small, Skirted
Colors Available:
High-quality USA made knobs from Rogan Corp. These small knobs feature a metal insert, spun aluminum inlay, and a skirt with an infilled arrow indicator. The RB-67 Series from Rogan is popularly used on Buchla 200 Series modular synthesizers and can be found on many contemporary eurorack synthesizers..
  • Height: 0.66 in.
  • Diameter: 0.90 in
  • Fits ¼" shaft with set screw

A variety of sizes and colors are available from the RB-67 Series. See the links below for the full selection of knobs from this series. P-K770-X Small P-K770S-X Small Skirted P-K771S-X Medium Skirted P-K772S-B Large Skirted
$3.95
Op-Amp - LM1458, Dual, 8-Pin DIP
LM1458 dual op amp in an 8-pin DIP package. The LM1458 is a general purpose dual operational amplifier. The two amplifiers share a common bias network and power supply leads. Otherwise, their operation is completely independent. Features
  • No Frequency Compensation Required
  • Short-Circuit Protection
  • Wide Common-Mode and Differential Voltage Ranges
  • Low-Power Consumption
  • 8-Lead TO-99 and 8-Lead PDIP
  • No Latch Up When Input Common Mode Range is Exceeded
$1.15
Op-Amp - NE5532, Dual, Low Noise, Audio, 8-Pin DIP
NE5532 dual op amp in an 8-pin DIP package. The NE5532 device is a high-performance operational amplifier combining excellent DC and AC characteristics. They feature very low noise, high output-drive capability, high unity-gain and maximum-output-swing bandwidths, low distortion, high slew rate, input-protection diodes, and output short-circuit protection. These operational amplifiers are compensated internally for unity-gain operation. These devices have specified maximum limits for equivalent input noise voltage. Features
  • Equivalent Input Noise Voltage: 5 nV/√Hz Typ at 1 kHz
  • Unity-Gain Bandwidth: 10 MHz Typ
  • Common-Mode Rejection Ratio: 100 dB Typ
  • High DC Voltage Gain: 100 V/mV Typ
  • Peak-to-Peak Output Voltage Swing 26 V Typ With VCC± = ±15 V and RL = 600 Ω
  • High Slew Rate: 9 V/μs Typ
$0.59
Op-Amp - LF356, Single, High Slew Rate, 8-Pin DIP
LF356 single op amp in an 8-pin DIP package. The LFx5x devices are the first monolithic JFET input operational amplifiers to incorporate well-matched, high-voltage JFETs on the same chip with standard bipolar transistors (BI-FET™ Technology). These amplifiers feature low input bias and offset currents/low offset voltage and offset voltage drift, coupled with offset adjust, which does not degrade drift or common-mode rejection.
$0.95
Op-Amp - LM3900, Quad, Norton, 14-Pin DIP
LM3900 quad op amp in a 14-pin DIP package. These devices consist of four independent, high-gain frequency-compensated Norton operational amplifiers that were designed specifically to operate from a single supply over a wide range of voltages. Operation from split supplies is also possible. The low supply current drain is essentially independent of the magnitude of the supply voltage. These devices provide wide band- width and large output voltage swing. Features
  • Wide Range of Supply Voltages, Single or Dual Supplies
  • Wide Bandwidth
  • Large Output Voltage Swing
  • Output Short-Circuit Protection
  • Internal Frequency Compensation
  • Low Input Bias Current
  • Designed to Be Interchangeable With National Semiconductor LM2900 and LM3900, Respectively
$0.49
Op-Amp - NE5534, Single, Low Noise, Audio, 8-Pin DIP
NE5534 single op amp in an 8-pin DIP package. The NE5534 device is a high-performance operational amplifier combining excellent dc and ac characteristics. Some of the features include very low noise, high output-drive capability, high unity-gain and maximum-output-swing bandwidths, low distortion, and high slew rate. These operational amplifiers are compensated internally for a gain equal to or greater than three. Optimization of the frequency response for various applications can be obtained by use of an external compensation capacitor between COMP and COMP/BAL.
$0.99
Op-Amp - LM833, Dual, Low Distortion, Audio, 8-Pin DIP
LM833 dual op amp in an 8-pin dip package. The LM833 is a dual general purpose operational amplifier designed with particular emphasis on performance in audio systems. This dual amplifier IC utilizes new circuit and processing techniques to deliver low noise, high speed and wide bandwidth without increasing external components or decreasing stability. The LM833 is internally compensated for all closed loop gains and is therefore optimized for all preamp and high level stages in PCM and HiFi systems. The LM833 is pin-for-pin compatible with industry standard dual operational amplifiers. Features
  • Wide dynamic range: >140dB
  • Low input noise voltage: 4.5nV/ √ ^Hz
  • High slew rate: 7 V/μs (typ); 5V/μs (min)
  • High gain bandwidth: 15MHz (typ); 10MHz (min)
  • Wide power bandwidth: 120KHz
  • Low distortion: 0.002%
  • Low offset voltage: 0.3mV
  • Large phase margin: 60°
$0.95
Op-Amp - RC4558, Dual, Low Noise, 8-Pin DIP
RC4558 dual op amp in an 8-pin DIP package. The RC4558 device is a dual general-purpose operational amplifier, with each half electrically similar to the µA741, except that offset null capability is not provided. The high common-mode input voltage range and the absence of latch-up make this amplifier ideal for voltage-follower applications. The device is short-circuit protected, and the internal frequency compensation ensures stability without external components. Features
  • Continuous Short-Circuit Protection
  • Wide Common-Mode and Differential Voltage Ranges
  • No Frequency Compensation Required
  • Low Power Consumption
  • No Latch-Up
  • Unity-Gain Bandwidth: 3 MHz Typ
  • Gain and Phase Match Between Amplifiers
  • Low Noise: 8 nV/√Hz Typ at 1 kHz

Applications
  • DVD Recorders and Players
  • Pro Audio Mixers
$0.39
Op-Amp - TL061, Single, Low Power, JFET-input, 8-Pin DIP
TL061 single op amp in an 8-pin DIP package. The JFET-input operational amplifiers of the TL06x series are designed as low-power versions of the TL08x series amplifiers. They feature high input impedance, wide bandwidth, high slew rate, and low input offset and input bias currents. The TL06x series features the same terminal assignments as the TL07x and TL08x series. Features
  • Very Low Power Consumption
  • Typical Supply Current: 200 µA (Per Amplifier)
  • Wide Common-Mode and Differential Voltage Ranges
  • Low Input Bias and Offset Currents
  • Common-Mode Input Voltage Range Includes VCC+
  • Output Short-Circuit Protection
  • High Input Impedance: JFET-Input Stage
  • Internal Frequency Compensation
  • Latch-Up-Free Operation
  • High Slew Rate: 3.5 V/µs Typical
$0.69
Wire - 22 AWG Stranded Core, PVC, 600V, Variety Pack
Variety pack, 10 feet for each color. Great for color-coded wiring with smaller quantities. 600V stranded. Strands are tinned individually. See photos for detail. UL style 1015, rated to 105 degrees C. Perfect for new projects or rewiring any electrical equipment. 6 Pack (6 colors, 60 total feet) includes:
  • Black
  • Red
  • Green
  • White
  • Yellow
  • Blue

​​9 Pack (9 colors, 90 total feet) includes:
  • Black
  • Red
  • Green
  • White
  • Yellow
  • Blue
  • Orange
  • Brown
  • Purple

See S-W22 for 50 foot rolls of individual colors.
Starting at $11.50
Op-Amp - TL084, Quad, Wide Bandwidth, JFET-input, 14-Pin DIP
TL084 quad op amp in a 14-pin DIP package. These devices are low cost, high speed, dual JFET input operational amplifiers with an internally trimmed input offset voltage ( BI-FET II™ technology). They require low supply current yet maintain a large gain bandwidth product and fast slew rate. In addition, well matched high voltage JFET input devices provide very low input bias and offset currents. The TL082 is pin compatible with the standard LM1558 allowing designers to immediately upgrade the overall performance of existing LM1558 and most LM358 designs. These amplifiers may be used in applications such as high speed integrators, fast D/A converters, sample and hold circuits and many other circuits requiring low input offset voltage, low input bias current, high input impedance, high slew rate and wide bandwidth.
$0.65
Op-Amp - µA741, Single, Offset Null, 8-Pin DIP
µA741 single op amp in an 8-pin DIP package. The µA741 device is a general-purpose operational amplifier featuring offset-voltage null capability. The high common-mode input voltage range and the absence of latch-up make the amplifier ideal for voltage-follower applications. The device is short-circuit protected and the internal frequency compensation ensures stability without external components. A low-value potentiometer may be connected between the offset null inputs to null out the offset voltage. Features
  • Short-Circuit Protection
  • Offset-Voltage Null Capability
  • Large Common-Mode and Differential Voltage Ranges
  • No Frequency Compensation Required
  • No Latch-Up
$0.45
Comparator - LM311, Single, High Speed, 8-Pin DIP
LM311 single comparator IC in an 8-pin DIP package. The LM311 device is a single high-speed voltage comparator. These devices are designed to operate from a wide range of power supply voltages, including ±15-V supplies for operational amplifiers and 5-V supplies for logic systems. The output levels are compatible with most TTL and MOS circuits. These comparators are capable of driving lamps or relays and switching voltages up to 50 V at 50 mA. All inputs and outputs can be isolated from system ground. The outputs can drive loads referenced to ground, VCC+ or VCC−. Offset balancing and strobe capabilities are available, and the outputs can be wire-OR connected.
$0.49