Summary of Contents for GRAPH TECH GHOST
- Page 1 Plug into a world of possibilities. GHOST Pickup System Acousti-Phonic Intelligent Pre-amp User Guide...
- Page 2 You should have obtained either the Guitar or Bass version of the Acousti-Phonic Intelligent Pre-amp to suit your instrument. • The installation of the GHOST system can be achieved without the use of the Acousti-Phonic Intelligent Pre-amp, however this is not recommended. The preamp was designed to enhance the overall tonal quality of the GHOST system while allowing for intelligent switching between mono and stereo.
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Page 3: Parts List
Parts List GHOST Pickup System • Set of GHOST-equipped saddles BLACK (E), BLUE (B), GREEN (G), YELLOW (D), RED (A) & WHITE (E) LEADS. • Common connector block Part number BE-5017-00 • Dual Connector Teflon Cable Assembly Part number BE-5021-00 GHOST Acousti-Phonic Intelligent Pre-Amp •... - Page 4 GHOST System Overview Common Optional Connector Block QuickSwitch (BE-5017-00) (PE-0111-00) Optional Push/Push Volume Pot or MidBoost Switch (PE-0206-00 or PE-0106-00) Magnetic In (GREEN) Stereo Jack Power/Battery IMPORTANT! This diagram is an artistic representation only, schematic. Consult this guide for correct wiring procedure to avoid voiding your warranty.
- Page 5 GHOST Saddle Pickups Dual Connector Teflon Cable Assembly (BE-5021-00) BLACK QuickSwitch TEFLON Piezo In EMPTY BLUE Mid Boost or PURPLE Push/Push Vol Pot YELLOW Pieze GREEN Balance Control Stereo Jack BLUE WHITE Power/Battery Pin Connector Colour Codes. Note Black Ground leads ALWAYS on left.
- Page 6 • Install the GHOST Pickup System saddles on the bridge plate. • Connect the wires from the pickups to the common connector block. Be sure to match correct lead color to string (see Pickup Color Codes, page 22).
- Page 7 Remove the entire bridge assembly. • Remove the pickup from the bridge plate. • Install the GHOST Pickup System saddles on the bridge plate. Route the wires through the pickup hole (Diagram 2). • Re-install the pickup on the bridge plate.
- Page 8 Drill holes in the bridge plate beneath each saddle, after setting intonation, to allow the pickup wires to be routed through to the bridge cavity (Diagram 3). • Install the GHOST Pickup System saddles on the bridge plate. Route the wires through the new holes. •...
- Page 9 Regardless of the arrangement chosen, it is important that the volume pot used for the GHOST pickups is a 5 Mega Ohm type. Lower value types are not suitable due to the very high impedance of the GHOST pickups.
- Page 10 Solder a wire from the body of the new volume pot to ground (for example, the body of another pot). The wiring diagrams (Diagram 5) below show the GHOST volume pot installed in place of an existing Tone control. For clarity, the wiring diagrams highlight the new wires.
- Page 11 Neck Magnetic Volume Volume Bridge Ring Volume GHOST Pickups Ring GHOST Volume GHOST GHOST Pickups Volume Ring Precision Bass Style Instruments Jazz Bass Style Instruments GHOST Pickups Front Volume Front GHOST Volume Switch Ring Rear Rear Rear Tone Volume Les Paul Style Instruments...
- Page 12 STEP 3B: Installing the Acousti-Phonic Intelligent Pre-Amp If you are using an Acousti-Phonic Intelligent Pre-amp, this may be installed now (Diagram 6). • Make sure that there is adequate room in the control cavity for the Acousti- Phonic Intelligent Pre-amp and battery, and decide how you will arrange them. •...
- Page 13 The supplied cable assemblies plug on to this micro-patch bay, making installation a snap. Each signal (the magnetic pickup and the GHOST) is provided with two pins on the micro-patch bay (Diagram 7). The pin nearest the centre of the board carries the signal.
- Page 14 The diagram below shows the functions of the pins used in a standard installation. Diagram 7. GHOST Gain Adjust Ground Signal (Black) (Colored) GHOST Pickups GHOST Volume Magnetic Pickups Stereo Jack Battery Acousti-Phonic Intelligent Pre-amp Connections The diagram below shows the schematic for a standard installation.
- Page 15 GHOST and VOL pins of the Acousti-Phonic Intelligent Pre-amp. Cut the GHOST (purple) wire to length and solder to the top contact of the GHOST volume pot (Diagram 9). Cut the VOL (yellow) wire to length and solder to the centre contact of the GHOST volume pot.
- Page 16 Diagram 9 Continued. Neck Volume Magnetic Volume Bridge Volume GND (Black) MAG (Green) GHOST (Purple) GND (Black) VOL (Yellow) MAG (Green) GND (Black) GHOST Volume GHOST (Purple) GHOST VOL (Yellow) Volume GND (Black) Precision Bass Style Instruments Jazz Bass Style Instruments...
- Page 17 GHOST volume pot (Diagram 10). Cut the ground (black) wire to length and solder to the outer casing of the GHOST volume pot. Solder the wire from the centre of the switch to the top of the GHOST volume control.
- Page 18 To play with just a mag sound the GHOST volume control is set to zero. To play with just an acoustic sound the mag volume control is set to zero. This is fine unless you need to change quickly from one sound to the other.
- Page 19 Acousti-Phonic Intelligent Pre-amp may be damaged. STEP 7: Setup Once you are finished installing the GHOST system you need to set up your action and intonation. Step 1: To set up your action, set each string’s height using the two Allen screws on each saddle.
- Page 20 Tip contact of the stereo jack and can be connected to a conventional guitar amp. The GHOST signal is available on the Ring contact of the stereo jack and should be connected to a full-range acoustic guitar amp, keyboard amp, or PA system. A “Y”...
- Page 21 Acousti-Phonic Intelligent Pre-amp turns on. Remember to unplug your instrument when you are finished playing to avoid draining the battery. The installation and setup of your GHOST Pickup System is complete. Mono-only Blend Installation Utilizing conventional stereo jack.
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Page 22: Installation Tips
PIN: Teflon cable from piezos. NOTE: Blue teflon lead is always ground. Mid: Blue 7” lead to on/on type Mid/Dark switch or volume pot. GHOST: Purple 7” lead to on/on type Mid/Dark switch or volume pot. Volume: Yellow 7” lead piezo volume return. - Page 23 Optional Acoustic Tone Control Schematic Diagram 15. GHOST or MID Purple or Blue Tone Volume Yellow Black GHOST or MID 250k 250k .022uF (22nF) Tone For information on options and new products, please visit our website at www.graphtech.bc.ca.
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Page 24: Warranty
Fender, Stratocaster, Strat, Telecaster, Tele, Jazz Bass and Precision Bass are trademarks of Fender Musical Instruments Corporation. Gibson and Les Paul are Trademarks of Gibson Guitar Corp. GHOST is a trademark of Graph Tech Guitar Labs Ltd. Graph Tech Guitar Labs is not responsible for any damage caused to your instrument, equipment or GHOST Pickup System components during installation. - Page 25 Notes...
- Page 26 Notes...
- Page 27 Notes...
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