Instrument cables may look like speaker cables, but they are built for different jobs. Using the correct cable reduces noise and avoids equipment problems.
For normal guitar-to-pedal, amp or interface connections, choose a reliable shielded instrument cable of practical length. A standard electric guitar normally uses a quarter-inch TS instrument cable. TS means tip-sleeve and carries one unbalanced mono signal from the guitar to an amplifier, pedalboard or audio interface.
TS plug
Tip-sleeve, or TS, has two conductors and one insulating ring.
Shielding
The cable shield helps reject electrical noise.
Length and construction affect reliability
Long unbalanced cables can lose high frequencies and pick up interference. Good strain relief, flexible handling and dependable connectors matter more than extravagant marketing claims.
Connector shape
Straight and right-angle plugs are both valid; choose based on guitar jack and pedal layout.
Speaker cable warning
An amp-to-passive-speaker connection requires a speaker cable, not a normal instrument cable.
Instrument and speaker cables are not interchangeable
They may use similar plugs, but an instrument cable is shielded for low-level signals, while a speaker cable is built to carry much more power between an amplifier and speaker cabinet. Using the wrong type can create noise or equipment risk.
Right-angle and straight plugs solve different problems
A right-angle plug can sit safely against a guitar with a side-mounted jack, while a recessed Strat-style socket normally works better with a straight plug. Choose the connector that avoids sharp bends and accidental leverage on the jack.
Check your own setup
- Choose a shielded instrument cable.
- Use moderate length.
- Coil it loosely after use.
- Avoid sharp bends near plugs.
- Keep a spare for performances.
- Use the shortest practical instrument cable that allows comfortable movement.
- Route it away from power supplies and test for crackles by moving it gently near each connector.
When you are unsure what to change
The signal hums
Try another known-good cable and move away from power supplies.
The plug fits but sound is intermittent
The cable or jack may be worn. Test each part separately.
The signal cuts out when the cable moves
Try another known-good cable. If the problem remains, inspect the guitar output jack and receiving input rather than repeatedly bending the faulty connector.