All orders are made to order, and could take up to a week to ship.
Parts Bin

From time to time we have overstock of some parts, or just stuff we need to get rid of because my wife says that the workshop is a disaster and I need to get rid of some stuff. This is where we will put them. -Brian


Tools
Pin crimping tool. Designed for the pins and connectors we supply in various kits. Crimps 20-28AWG socket and D-Sub crimp pins. I have been using one of these for several years... an inexpensive tool which will make pin crimping simple.
Pin crimping tool $15 USD Out of stock
Hakko CHP-170 Micro cutter tool. This is a standard tool on my workbench. Used for all wire cutting jobs, flush cutting component leads, etc. A must have item. Made in Italy.
Hakko CHP-170 Micro cutter tool $7.00 USD
Wire/Connectors
20-Position Ribbon Cable
1ft 20-Position Ribbon Cable $0.50/ft USD (multiple feet will be shipped as one piece)
3-Pin female header. These are the same connectors we use for stacking line stages under DACs. Come with two 3-pin headers long enough to stack with our standard hardware standoffs (.5"). 0.1" (2.54mm) pin spacing. Sold in pairs.
[2] 3-Pin female headers $1.75 USD
OpAmps
Texas Instruments. Dual, 2.2nV/rtHz, 18MHz, Precision, Rail-to-Rail Outputs, 36V Operational Amplifier. 8-SOIC
OPA2209 $3.50 USD Datasheet
Texas Instruments/Burr Brown. Single high precision, low noise audio operational amplifiers. 8-DIP
OPA227PA $3.00 USD Datasheet
Texas Instruments/Burr Brown. Dual high precision, low noise audio operational amplifiers. 8-DIP
OPA2227PA $4.50 USD Datasheet
Texas Instruments/Burr Brown. Dual high precision, low noise audio operational amplifiers. 8-SOIC
OPA2227U $4.50 USD Datasheet
National/Texas Instruments. 2.9nV/sqrt(Hz) Low Noise, Precision, RRIO Amplifier. 8-SOIC
LMP7731MA $1.00 USD Datasheet
ICs
Linear Technology. Pair of LT1034IZ-2.5 Precision Voltage References (2.5V), used on v2.1 Placid HD power supplies. TO-92-3
[2] LT1034IZ-2.5 $8.00 USD Datasheet
Linear Technology. Pair of LT1034IZ-1.2 Precision Voltage Reference (1.2V). TO-92-3
[2] LT1034IZ-1.2 $8.00 USD Datasheet
Analog Devices. Quad, 4.5ns, Single Supply 3V/5V Comparators with Rail-to-Rail Outputs. SOIC-16
LT1721CS $5.00 USD Datasheet
Maxim Integrated. 7ns, Low-Power Voltage Comparator. 16-SOIC
MAX9201ESE+ $4.00 USD Datasheet
Vishay. TSOP32136 36.0KHZ Infrared receiver for remote control systems. Side Looker
TSOP32136 $1.00 USD Datasheet
Diodes Inc. 200mA Load switch. SOT-363
LMN200B02 $0.25 USD Datasheet
Wolfson Microelectronics/Cirrus Logic. 8:1 Digital Interface Transceiver with PLL. 20-SSOP
WM8805 $8.00 USD Datasheet
Transistors
On Semi. Pair of MJF122 Darlington NPN Transistors, TO-220F Insulated Package. Used on the positive rail of the v2.1 Placid HD/Placid HD BP power supplies.
[2] MJF122G $4.00 USD Datasheet
On Semi. Pair of MJF127 Darlington PNP Transistors, TO-220F Insulated Package. Used on the Negative rail of the v2.1 Placid HD BP power supply.
[2] MJF127G $4.00 USD Datasheet
Fairchild. Pair of FJPF5200 NPN Transistors, TO-220F Insulated Package. Used on the positive rail of the v1.x Placid/Placid BP power supplies. Can be used as a low-power drop-in replacement for 2SC5200.
[2] FJPF5200 NPN Transistor $3.00 USD Datasheet
Fairchild. Pair of FJPF1943 PNP Transistors, TO-220F Insulated Package. Used on the Negative rail of the v1.x Placid BP power supply. Can be used as a low-power drop-in replacement for 2SA1943.
[2] FJPF1943 PNP Transistor $3.00 USD Datasheet
Electro-mechanical
4-Position Tri-state Switch. Used on S/PDIF Tranceiver, COD DAC, 4:1 S/PDIF Receiver/MUX
4-Position Tri-state Switch $3.00 USD Datasheet
9-Position Tri-state Switch. Used on Opus DAC.
9-Position Tri-state Switch $3.00 USD Datasheet