Speaker Cabinet Input Jack Wiring
When the mono stereo switch is set to mono the two 8ω speakers are wired either in series making a 16ω cab or in parallel making a 4ω cab depending on which jack you use.
Speaker cabinet input jack wiring. Just about anything they have labelled as speaker wire will probably do. I have converted my 77 pro reverb to a head and a 2x12 speaker cab. The speakon connectors have 3 16 quick connect tabs on the back and four quick connect terminals for 18ga wire are included so no soldering is required. For using a 3 5mm audio male jack for your projects or prototypes you have to solder wires with the pins of the jack.
Paralleled out jacks lastly the paralleled out jack found on the jack plate of most of our cabinets allows you to plug one cabinet into another in a parallel connection. I want to use a 1 4 inch speaker cable to connect the speaker output of my amp to my speaker cabinet. Should this work fine. Power handling as a rule of thumb when mixing speaker types in a two speaker cabinet maximum power handling is 2 x the lowest rated speaker e g.
Now use multi strand wires to solder with the pins and then again cover it with the plastic casing. Remove the above plastic casing and you will see the pins of the jack as shown in the images above. The recommended speaker impedance ratings are usually listed above the speaker wire posts. Jacks and jack plates are definitely important to ensure your guitar sounds its best.
If it is a stratocaster or resembles a strat body you ll want to check out something like the strat style jack plate from proline or the strat style jack plate chrome. Accepts a standard 1 4 plug and can be wired mono or stereo. You want the first jack and around 16 to 14 aug speaker wire not shielded cable. Connect the speaker terminals to the solder lugs of the jack.
The diagram below shows the wiring of a marshall 2x12 speaker cab having a mono stereo selection switch and two specialized input jacks. Also included are four 8 x 3 4 black mounting screws. 2 x 8 ohm speaker 16 ohm. Speaker wire has two conductors side by side not one in the center with a braided one around the outside.
Choosing the right jack plate can have a lot to do with what style of body your guitar has. For 30 watt 60 watt speakers max power handling 2x30 watt 60 watt there are two ways you can wire a two speaker cabinet. I m going to use a switchcraft mono jack attached to the speaker cab by an l bracket and just wire it up to my speakers in parallel as shown here. Also attempting to wire two 8 ohm speakers in parallel to an 8 ohm stereo would have the same effect.
1 2 diameter mounting hole and at least 7 16 wood thickness required. A home stereo for example may often list 6 16 ohms as being ok for use.