Unfortunately the pics do not really include the cone (so I can’t see any stamp on the cone). I have the serial numbers on the speakers and, from what I’ve been able to gather, they look to be from around the same time as the amp (1965). Supposedly, if they are original to that amp, they would have an ink stamp on them that matches the stamp on the tube chart inside the cabinet.or a stamp that would be a code like AA2565.25th week of 1965.

The speakers and do NOT show an “F” imprinted on the foil label of the speakers. Jbl Serial Number Lookup 3,5/5 2221 reviews Hi Scott, It is kind of rare to find factory installed JBL 120Fs in a twin but not unheard of. The pics I have are, however, very high resolution and cover almost all of the speakers + cab in the back. Unfortunately I only have pics of the amp to go on for a few more days. There are two stamps on the tube chart: Production “58” and “PG” stamped near the bottom right. Download Program At90s2313 With Arduino Robot here. The serial number will be printed on the product itself and will not be anywhere on. All of our products are labeled with a serial number. Alternatively, it may be located on the underside of the unit on the bottom plate. The serial number for your speakers is usually located on the terminal tray, where you connect in your speaker cables. Thank you – great response and much appreciated! This Twin does not have a stamp on the tube chart that would match the pattern you listed. If you prefer your sound a bit dirtier, or perhaps, looser, the premium price of a JBL equipped black twin might not be worth it. Mortal Kombat Revelations Hack Download Free Software. For some sounds it was a perfect, like stepping back through time to a Memphis recording studio. I sold it because, for me, it did not sound good.

It was a late 68 production with gray framed JBL D120F's in it and the factory JBL badge on the grille cloth. I had a factory JBL equipped twin for a very short time. JBL's are universally considered 'hi-fi'.very clean, good bass but perhaps a bit harsh on the treble side.brittle maybe? Another clue on a later 60's speaker might be a tiny F punched into the foil label. Unfortunately these stamps are not always on the speakers and are sometimes on the cabinet, or on the inside or outside of the chassis. Hi Scott, It is kind of rare to find factory installed JBL 120F's in a twin but not unheard of.

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