Dating guitar marsland speaker code

The EIA assigns each manufacturer a three-digit code (there are some with one, two or four digits).

When dating an instrument by the ‘pot code,’ keep two things in mind: The potentiometers must be original to the piece (new solder, or a date code that is off by ten or more years is a good giveaway to spot replacement pots); and the pot code only indicates when the potentiometer was manufactured!

It looks like you are visiting our site on a browser that is really old. 245 National 1279 Weber VST 1149 Curtis Mathes 918 Oaktron 336 Western Electric 466 Delco 252 Operadio 449 Wilder 252 Dukane 465 Oxford 343 Zenith 649 Electro-Voice 130 Panasonic 277 Emerson 260 Philco 24 Becker 277 Emerson 748 Russell 67 Eminence 280 Raytheon 756 Universal 101 Admiral 285 ROLA 767 Quincy 119 Automatic Manufacturing 286 Ross 787 Sonatone 125 Bendix 296 Solar 789 Mc Gregor 130 Matsushita 308 Stromberg 794 Harman Kardon 130 Panasonic 328 Utah 795 Atlas 137 C.

Unfortunately, this means you can't get the full experience. 1113 Acoustic Fiber Sounde 67 Eminence 706 Pioneer 101 Admiral 742 Esquire 1098 Pyle 391 Altec Lansing 1056 Fisher 270 Quam-Nichols 840 Ampex 188 General Electric 767 Quincy 795 Atlas 794 Harman Kardon 277 Radio Speaker 119 Automatic Manufacturing 416 Heath 280 Raytheon 24 Becker 575 Heppner 274 RCA 125 Bendix 169 Hitachi 285 ROLA 371 Best 220 Jensen 240 JW Davis 286 Ross 589 Bogen 232 Magnavox 748 Russell 719 Carbonneau 130 Matsushita 296 Solar 1059 Channel 789 Mc Gregor 787 Sonatone 145 Cinaudagraph 1191 Micro Magnet 308 Stromberg 433 Cleveland 828 Midland 756 Universal 145 Consolidated 549 Midwest 847 University 150 Crescent 185 Motorola 328 Utah 137 C.

The G12C is more than three d B lower, which equates to approximately half the loudness of the C/S.

If you want the least volume from your amp, search for a speaker in the style you like with the lowest SPL rating.

The most dangerous voltages are stored in electrolytic capacitors, even after the amp has been unplugged from the wall.

The first three numbers will be 220 which denotes the manufacturer as Jensen.If the code does not fit the above criteria, don’t force it and skew your dating results.There is an easy way to determine the date of your vintage Jensen speaker.Another option you might consider: Eminence (eminence.com) makes a speaker called the FDM, which stands for “flux density modulation.” (Yeah, it sounds a little Back to the Future.) It comes in both American- and British-voiced versions and has a very unique feature: a large knob on the rear of the speaker that allows you to adjust the strength of the speaker’s magnetic field, effectively changing its sensitivity. Let’s move on to your Pro Reverb and Twin Reverb amps with hum issues.There are quite a few potential causes of this symptom, and it’s impossible to diagnose your amps without having them on the bench.

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