Passive bass pots thanks in advance!! 馃槵 Passive tone can give you some extra control over your voice. Can anyone help? Thanks. there are 4 potentiometer sized holes in the body. But generally 25k pots are used on instruments with active pickups. hi! i’m converting my old schecter bass that has 2 passive soap bar pickups + active eq into full passive. The capacitor value that worked best for me was 0. 0033uF (marked 332 on the cap itself). When in up position it has two more settings. I don't know the exact numbers for audio taper pots, but you Nov 6, 2025 路 Passive bass wiring involves a series of components: pickups, pots (potentiometers), capacitors, and output jacks, all connected in a specific manner to allow for signal flow. Jul 15, 2014 路 For example, 25k, 50k or 100k would all be fine for a volume pot after the preamp, while 250k or 500k would be too high (with passive pickups), and give on/off switch behavior. The capacitor acts as a voltage divider that increases with frequency, increasing the load on the pickup and decreasing the resonant frequency. looking for some suggestions for passive wiring for 4 potentiometers. Aug 15, 2012 路 The audio tape pots are logarithmic meaning when he pot is in say the 25% position, its not actually letting 25% of the signal through. (In fact, my main gigging bass is wired like this. Nov 21, 2005 路 from the content of your post, I assume you're running a passive bass. Vol/Vol/Tone/Tone and Vol/Blend/Tone/Tone Jul 8, 2022 路 Passive Basses First off, let’s define, in the context of bass guitars, what is meant by active and passive. When you have the pot on 5 its your straight signal when turned up it cuts the bass , when turned down it boosts the bass frequency when the trim pot is turned down, once you turn it up it becomes a mid scoop. All diagrams are drawn with the pot upside-down - the way you would solder it. One on 10 and one on 0. It’s a brand new modular design that sets new standards with unique features. should I replace the blend knob with a 500k one? should I adjust the bass/ treble on my EQ system? should I reverb back to passive EQ? Jun 17, 2015 路 I had a passive Ibanez bass with 25k pots and when i replaced the pots with 250k it sounded very thin and clanky. If you missed the first part, check out " How to Ground Passive Guitar (and Bass) Circuits, Pt. Universal Active/Passive Bass Preamp System The UNI-PRE is a new generation bass preamp system from East UK. Also EMG solderless wring conversion kits. Today we'll discuss grounding individual lugs on pots, which is usually the case on all volume controls, but also on some certain tone pots, depending on how the I swapped my Thunderbird’s passive electronics (v500, v500, t250) for an active EQ system (250k blend knob) and the authoritative mojo of the bass has gone. Everything is passive, meaning you don’t have to worry about batteries or external power sources. Duncan Tone Stack Calculator Graph of 5F6-A Tone Stack All three tone controls are set to their mid point. So if I want to buy high quality parts, what am I looking for here Electric Guitar Pickups, Bass Guitar Pickups, Acoustic Guitar Pickups and Accessories - EMG Active & Passive Pickups - over 25 Years of Active Pickup Technology - The original active pickup. I'm having trouble finding any description of how "loose" the pots are. Apr 12, 2024 路 The tonal range of my guitar is very limited and the tone pot changes the sound but the difference in sound across the tone pot range is minimal. Passive basses use pots to control volume and tone through purely resistive means, with no external power source. This let's May 28, 2021 路 Welcome back to Mod Garage and to the second and final column about grounding in passive guitar and bass circuits. Free shipping over $49. Mar 10, 2007 路 Hi, I am taking a Mexi P Bass and replacing the pickups and pots. The knob on MM basses have so much control and don’t dip in volume drastically. Volume Controls Normal Volume Control For volume pots, 250k is generally used with single coils, like Fender, while 500k are generally Oct 10, 2008 路 Next up is the effect of using a 500k pot and cap as a bass cut, combined with a 500k volume pot. Does anyone know which pots I should buy? I want pots that have good physical resistance, you know - a nice creamy feel. Mar 23, 2000 路 I'm looking to buy some pots for rewiring my bass, and I've got some specific requirements. A blend pot meant for passive basses has both pickups full on in the middle position, but you don't get the same kind of blending curve as you do with the other - on one side of the pot, one pickup is full on to the mid point Note the Bass Pot is wired as a variable resistor while the Treble and Mid Pots are wired as potentiometers. Looking for something as good or better than the volume pot inside Music man basses. 00. Each pot is built with durable materials to ensure long-lasting performance and noise-free operation. yes? If you're running an active pre-amp in your bass, the optimal pot values will be determined by the pre-amp manufacturer. If it were my bass, I would use a 500k pot before the input of the preamp (assuming passive pickups), so that an active/passive switch can be used. EMG Volume & Blend Pots The VOL-01 Volume Control and LBCA-02 Active Blend that we sell in the LHZ store are designed to be compatible with both EMG pickups and other manufacturers. All you need is a different value of capacitor, and maybe some extra hookup wire. Designed to fit virtually any bass with rear cavity electronics, the UNI-PRE is available in 3, 4 or 5 knob configurations as either 2 or 3 band EQ. They have a pickup (or two) that creates an electrical current that passes through a volume pot and a tone control. They are really loose turning and now one of them has intermittent signal. The pots from stew mac I got are awful. Nov 1, 2025 路 This KellingSound original custom Bass tone pot is wired on an Bourns A500k split shaft. 20 250K Premium Pot, AC Blend Taper, Center Detent, 19mm Body, 6mm Spline Shaft (Passive Blend) Bartolini Pre-Wired 250K Premium Blend Pot 250K Premium Pot, AC Blend Taper, Center Detent, 19mm Body, 6mm Spline Shaft (Passive Blend) 5% Audio Taper (5A) and Reverse Audio Taper (5C) is ideal for Passive Blend. It provides some isolation Oct 23, 2025 路 This custom tone pot is a Bourns A500k push pull. pots are 250 Vol/Vol/ Tone recommendation ( brand) on new pots? Mar 18, 2007 路 Hi, What would be the best possible electronics (what pots, caps, etc) for a USA Fender P-bass (it's the Highway One model), with Seymour Duncan quarter pounder pickups? I want to beast it up! thanks Dec 27, 2006 路 Yeah, that's what I'm talking about - if you use an active blend pot in a passive bass, you'll have volume loss in the middle position (since each pickup is only 50% on). Including a Bartolini Don't forget to check out the latest Bartolini pickups and Bartolini preamps Pickups 1-Conductor Wiring Diagram 4-Conductor Wiring Diagram 6-Conductor Wiring Diagram (SW2) 8TC Active P-Bass 9E Active Jazz 9E Jazz with NTMB Blend Pot Wiring Instructions (250K) Stereo Jacks Wiring to Music Man Electronics Preamps Active Passive Switch on Bartolini Preamps: Active Passive Switch Wiring Feb 10, 2007 路 Got a 4 string passive Fernandes jazz bass . Passive controls can only take away, they cannot add. I just bought semour du Aug 2, 2021 路 I have done this on several basses. Browse our huge selection of guitar and bass pots and replace or upgrade your guitars volume and tone controls with the best quality pots available from CTS, Bourns, Fender, Alpha, Alps and more. Although it is designed as a complete system, the Volume Original EMG volume & tone pots for use with EMG Active & Passive guitar & bass pickups. Both basses are passive, and just have a volume and tone knob with a single pickup. Should I use 250k pots for the pbass pickups? I am looking for a classic pbasss sound. Dec 16, 2009 路 I don’t know anything about specing out what I need or identifying the highest quality parts, but I have a couple old basses with noisy pots. Jun 4, 2025 路 Understand everything about guitar and bass potentiometers: pot values, tapers, types, wiring tips, tone impact, and best practices for active or passive setups. Mar 13, 2003 路 I was wondering if it is possible to have a blend pot on a passive bass, instead of the traditionnal two-volume configuration. ) You'll also have to think about stacking say, treble and bass pots so you can have a spare hole for your passive tone control. This is the easy mod. What Is a Passive Bass? A passive bass has a simple signal path: It’s just pickups, running through some pots and capacitors, and out through the output jack. Aug 1, 2024 路 I was thinking about modding it, I want to keep the passive circuitry but change the function of the pots. Pro-Active Jazz Bass A true modern-sounding, active bridge pickup, the Pro Active Jazz Bass has wonderfully pronounced low-mids, like the most-used position of our old ‘microswitch’ pickups. May 16, 2016 路 The sets contain everything you need to convert your passive vass into an active one: pots, jack, and battery clip. Jul 28, 2014 路 What is a passive tone control? A Passive Tone control is a low pass filter comprised of a three-way variable resistor (potentiometer), and a capacitor. Feb 20, 2009 路 Hoping to compile a list of great volume potentiometers. Are there any changes I can make regarding pots, capacitor and wiring which may give me a wider range of tones. Now, I have experience in soldering guitar electronics but i'm kinda lost with this Aug 16, 2018 路 I have a noisy tone pot which I've never liked. How does a passive tone control work? The passive tone control on your electric bass guitar is a subtractive device. Whether you own an electric bass or a flat top guitar, you never know when your instrument is going to need a replacement or upgrade in the potentiometer or knob department. Sep 5, 2025 路 This KellingSound original custom Bass tone pot is wired on an Alpha A500k solid shaft. Discover various bass wiring diagrams for different types of bass guitars. In typical amp circuits all three tone caps also function as coupling caps to prevent high voltage DC from flowing downstream. Active bass guitars, however, rely on battery-powered circuits, using their pots to control pre-amplified signals for greater tonal versatility. If I removed it - changing the wiring to go from pickup to volume knob to output jack -- would the sound be the same as if I had the tone pot rolled on completely (100% trebly)?. . Dec 26, 2023 路 Treble and bass frequencies can be separately cut with this exclusive passive style circuitry. This provides a very traditional tone on its own. Learn how to wire your bass guitar for optimal sound and customization. Explore push-pull pots for coil-splitting, phase switching, and other advanced tone-shaping capabilities. Wiring Diagrams for bass pickups and preamps, sorted by manufacturer. Passive basses are simple creatures. This gets wired between the Volume output and jack it will work 1 or 2 Volume pots. From factory it comes with 2 volume and 2 tone control, what i wanted to do is keeping the 2 volumes but changing the 2 INDIVIDUAL tone controls for MASTER tone (treble cut) and a MASTER tone (bass cut). ” So how does this system work? You have two tone controls in your guitar: One is for treble and the other one for bass, similar to what you can often find on guitar amps. Jul 20, 2005 路 I have a bass guitar with a J-bass on the neck and MM style passive pick-ups on the bridge with active 2-band electronics. I need to replace the pots but don't know if I would choose the 250K or 500K (or 25K?). Plugged in an active bass (Fender Player Plus Precision) so that my mock up wouldn't interact with a bass's passive control set. This gives you 3 different tone settings. The circuit is quite simple – it is just a potentiometer and a capacitor that gets wired in parallel with your volume control. There are type types: audio and linear. And a soldering iron, solder, and the appropriate skills. The capacitor allows high frequencies to pass or be bled to ground, and the pot allows you to control the amount of signal These are your standard passive volume and tone controls, and two more tone controls that are not so standard, but very useful. Jan 4, 2025 路 A 250kΩ pot will generally have more pronounced changes in volume at lower settings, while a 500kΩ pot will give a slightly smoother volume sweep, especially for darker or fuller-sounding instruments like humbucker-equipped basses. I ha e experienced volume dip in pots used in most other preamps and Jun 10, 2014 路 What other options are there for wiring a Passive PJ bass with 4 pots? so far Ive only found 2 different diagrams. $18. This is passive no battery needed. Even more important than 250K vs 500K is to know the taper type enacted when you turn the knob. The other hurdle is with the existing pots usually being soldered directly to a circuit board, and in turn being used to mount the Apr 17, 2023 路 Soldered up a couple of CTS B250K linear pots in a P-Bass config (Aguilar DCB-P wiring diagram) with a second jack taking the place of the pickup input to see if I liked the feel of linear pots. 1," from April 2021. qy5sad genpw oakc6it xr jqts sll0 ja 4qw4 ppuh o5awrl