MAIL ORDER
Order μ-Amp
Choose a complete μ-Amp package for your guitar, or order boards and individual parts separately. Fill in your contact information and quantities, then print the completed form and mail it with payment.
Fill out this form on-screen, review the total, then print it and include it with your payment.
Make checks payable to Delphi O.E.M. Co.
Customer information
Complete μ-Amp Packages
Choose the package that best matches the guitar. Each complete package is intended to include the μ-Amp board plus the appropriate off-board controls, switching, output-jack, battery and wiring parts for that style of installation. Exact package details will be refined as each installation is finalized.
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Complete μ-Amp — Les Paul / Gibson-style package
For conventional four-control, two-pickup guitars such as Les Paul, SG and similar layouts. Planned around the least-invasive four-hole installation arrangement. Includes the pre-wired μ-Amp board, 500 kΩ μ-Amp control, DPDT effect / bypass switch, stereo output jack, battery connection and required hookup wiring.
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Price to be set | $0.00 | |
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Complete μ-Amp — Stratocaster / S-style package
For Stratocaster and similar three-control S-style guitars. Includes the pre-wired μ-Amp board, 500 kΩ μ-Amp control, DPDT effect / bypass switching, stereo output jack, battery connection and required hookup wiring. Final control arrangement will be refined as this installation is developed.
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Price to be set | $0.00 | |
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Complete μ-Amp — Telecaster / T-style package
For Telecaster and similar two-control T-style guitars. Includes the pre-wired μ-Amp board, 500 kΩ μ-Amp control, DPDT effect / bypass switching, stereo output jack, battery connection and required hookup wiring. Final control arrangement will be refined as this installation is developed.
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Price to be set | $0.00 | |
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Complete μ-Amp — PRS / modern 2-control package
For PRS and other modern electric guitars using a two-control layout. Includes the pre-wired μ-Amp board, 500 kΩ μ-Amp control, DPDT effect / bypass switching, stereo output jack, battery connection and required hookup wiring. Exact compatibility and control arrangement will be refined by model.
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Price to be set | $0.00 | |
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Complete μ-Amp — Generic / universal package
For guitars that do not fit one of the standard installation families, custom builds, or installations where the control arrangement will be determined by the installer. Includes the pre-wired μ-Amp board, 500 kΩ μ-Amp control, DPDT effect / bypass switch, stereo output jack, battery connection and hookup wiring.
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Price to be set | $0.00 |
Stock Components
Standard μ-Amp boards and the normal components used for a stock installation or replacement.
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Pre-wired completed μ-Amp board
Preassembled μ-Amp PCB with the recommended color-coded hookup wires already soldered to the board.
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Price to be set | $0.00 | ||
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NE5534 audio op-amp
Standard NE5534 integrated circuit used on the μ-Amp board.
Datasheet
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Price to be set | $0.00 | |
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100 kΩ resistor
Standard value used at R1 and R2.
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Price to be set | $0.00 | |
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120 kΩ resistor
Standard value used at R3.
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Price to be set | $0.00 | |
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1 µF capacitor
Standard value used at C1 and C3.
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Price to be set | $0.00 | |
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0.1 µF capacitor
Standard value used at C2 and C4.
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Price to be set | $0.00 | |
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22 pF capacitor
Standard C5 compensation capacitor for the NE5534, connected between COMP and COMP/BAL.
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Price to be set | $0.00 | |
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500 kΩ potentiometer
Standard 500 kΩ off-board potentiometer used as the μ-Amp master control. Shaft and mounting details will be matched to the installation package where required.
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Price to be set | $0.00 | |
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DPDT bypass switch
Standard DPDT (double-pole, double-throw) switch used for μ-Amp effect / true-bypass switching. Physical style may vary with the installation package.
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Price to be set | $0.00 | |
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Stereo output jack
1/4-inch stereo (TRS) output jack. Tip carries audio, Ring switches the battery-negative connection, and Sleeve is instrument ground.
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Price to be set | $0.00 | |
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9 V battery clip
Standard 9 V battery connection.
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Price to be set | $0.00 | ||
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μ-Amp hookup-wire set
Recommended color-coded wire set for the numbered board connections.
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Price to be set | $0.00 |
Custom Components
Bare boards and alternative parts for experienced builders, repair work and custom μ-Amp experiments. Compatibility should be checked before substituting parts.
| Illustration | Item | Unit price | Qty. | Amount |
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Bare μ-Amp printed circuit board
The μ-Amp PCB only, without electronic components or hookup wires installed.
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Price to be set | $0.00 | ||
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NE5534A audio op-amp
A-grade 5534-family device with a specified maximum equivalent-input-noise limit.
Datasheet
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Price to be set | $0.00 | |
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SE5534 audio op-amp
Military / extended-temperature member of the 5534 family. Availability may vary.
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Price to be set | $0.00 | |
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SE5534A audio op-amp
A-grade extended-temperature 5534-family device. Availability may vary.
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Price to be set | $0.00 | |
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TL071 op-amp
FET-input single op-amp offered as an experimental alternative for custom builds.
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Price to be set | $0.00 | |
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OPA134 audio op-amp
FET-input audio op-amp offered as an experimental alternative for custom builds.
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Price to be set | $0.00 | |
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OPA604 audio op-amp
Experimental alternative whose minimum specified total supply is 9 V; use with appropriate caution in a battery-powered build.
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Price to be set | $0.00 | |
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8-pin DIP IC socket
For builders who want to compare compatible op-amps without repeatedly desoldering U1.
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Price to be set | $0.00 | |
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Alternative resistor value
For custom tuning or experiments. Specify the desired resistance and quantity in Order notes.
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Price to be set | $0.00 | |
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Alternative capacitor value
For custom tuning or compensation experiments. Specify the desired capacitance and quantity in Order notes.
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Price to be set | $0.00 | |
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500 kΩ push-pull control
Alternative control hardware combining a potentiometer with DPDT switching for space-limited installations.
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Price to be set | $0.00 | ||
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9 V snap-in battery holder
Open-frame 9 V battery holder with integral battery contacts. Useful where the battery remains inside an accessible control cavity.
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Price to be set | $0.00 | ||
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9 V recessed battery box
Recessed rectangular battery box for a more permanent installation with access from the outside of the instrument.
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Price to be set | $0.00 | ||
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9 V covered battery box with leads
Panel-mounted single-battery box with a removable cover and attached red / black leads for service access without opening the main control cavity.
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Price to be set | $0.00 | ||
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Dual 9 V flip-open battery holder
Flip-open holder for two 9 V batteries. Intended only for custom installations that specifically require a two-battery arrangement; the standard μ-Amp installation uses one 9 V battery.
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Price to be set | $0.00 | ||
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9 V pull-out battery drawer
Enclosed panel-mounted battery drawer providing convenient external battery replacement while keeping the battery protected inside the instrument.
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Price to be set | $0.00 |
Tools & Installation Supplies
Optional tools and consumable supplies for builders installing or modifying a μ-Amp. These items are not included in the normal guitar-specific packages unless specifically stated.
| Illustration | Item | Unit price | Qty. | Amount |
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Antex soldering iron
Compact Antex soldering iron for electronic assembly and guitar wiring. Exact model and wattage will be specified before pricing.
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Price to be set | $0.00 | |
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Antex replacement soldering tip
Replacement fine electronics tip matched to the Antex iron offered above. Exact tip style will be specified with the iron.
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Price to be set | $0.00 | |
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Electronics solder
Small quantity of rosin-core solder suitable for PCB and guitar-control wiring. Alloy and diameter will be specified before pricing.
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Price to be set | $0.00 | |
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Desoldering braid
Copper braid for removing excess solder or correcting wiring during installation and repair.
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Price to be set | $0.00 | |
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Heat-shrink tubing assortment
Small-diameter heat-shrink tubing for insulating soldered wire joints and unused wire ends.
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Price to be set | $0.00 | |
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Small wire stripper / cutter
Compact hand tool for preparing the small hookup wires used in guitar-control cavities.
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Price to be set | $0.00 |
Print and mail your order
Make checks payable to Delphi O.E.M. Co.
5348 216th Ave SW
Centralia, WA 98531
Please include this printed order form with your check.