§ 3.11 - Mixer Block Parts Sources

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If your existing parts collection isn't up to providing all you need, here are some parts sources that will provide both items for your Power Block build, and usually some spares as well. Buying in quantity always wins in terms of cost-per-part, so if you don't have any or enough of something you need, these sources are a good way to go.

We have purchased and tested all of these in actual Mixer Block builds, and been satisfied with both quality and delivery.

§ 3.11.1 - C1—C22: Ceramic Capacitor Assortment

Paid link(s) from Amazon:

• C1—C22: BOJACK 10 Type Values 650Pcs Ceramic Capacitor Assortment Kit Capacitors from 0.1uf/100 nF to 10 uF in a Box

§ 3.11.2 - Resistors

§ 3.11.2.1 - Unity gain configuration)

Paid link(s) from Amazon:

• R1—R18: EDGELEC 100pcs 10K ohm Resistor 1/4w (0.25 Watt) ±1% Tolerance Metal Film Fixed Resistor, Multiple Values of Resistance Optional

§ 3.11.2.2 - R1—R4 (dual-unity gain or dual amplifier configuration)

Paid link(s) from Amazon:

• EDGELEC 100pcs 20K ohm Resistor 1/4w (0.25 Watt) ±1% Tolerance Metal Film Fixed Resistor, Multiple Values of Resistance Optional

§ 3.11.3 - IC Socket for Op-amp

Paid link(s) from Amazon:

• Gold: uxcell 10pcs 2.54mm Pitch 7.6 Row Pitch 2 Row 8 Round Pins Soldering DIP IC Chip Socket Adaptor
• Standard: McIgIcM 60pcs 8pin IC Sockets DIP IC Sockets Adaptor Solder Type Socket

§ 3.11.4 - U1: Low Noise Op-amp

Paid link(s) from Amazon:

• U1: DBParts New for 20 Pcs TL072 TL072CP DIP-8 Low Noise J-FET Dual OP-AMP IC

§ 3.11.5 - Audio Input Connection Header

Paid link(s) from Amazon:

• Adafruit Break-away 0.1" 2x20-pin Strip Dual Male Header [ADA2822]

§ 3.11.6 - Power and Signal Terminal Blocks

Paid link(s) from Amazon:

• SamIdea 60pcs 2P 5.08mm Spacing PCB Mount Screw Terminal Blocks Socket Strips for Arduino,Blue 300V/16A

§ 3.11.7 - Audio Input Wiring

Paid link(s) from Amazon:

• GenBasic 80 Piece Female to Female Jumper Wires (4 and 8 Inch)
  These are excellent for the purpose, as they are color-coded, they can provide interleaved grounds to isolate the inputs from one another, and they can easily be separated so you can make a 16-wire harness from the supplied larger set.

§ 3.11.8 - M3 Mounting Hardware

Paid link(s) from Amazon:

• Litorange 240 Pieces M3 Male Female Hex Brass Spacer Standoff Screw Nut Threaded Pillar PCB Motherboard Assortment Kit
• binifiMux 100 Pieces M3x6mm Carbon Steel T-Nuts Zinc Plated 4 Pronged Tee Nut

§ 3.11.9 - PCB Header Pins

• Hotop 50 Pack Single Row 40 Pin 2.54 mm Male Pin Header Connector

§ 3.11.10 - PCB Header Jumpers

• Miayon Jumper Caps Kit, 600PCS 2.54mm Short Circuit Cap Jumper Bridge Plug for Arduino Raspberry Pi PCB PC DVD HDD

§ 3.12 - Recommended Tools

§ 3.12.1 - Soldering Station

• Weller WE1010NA Digital Soldering Station

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