The Celestion G12M, Better known as „Greenback“, is one of the The most legendary guitar speaker Ever since. Originally in the late 1960s When it was introduced, this speaker quickly became popular. First choice for rock and blues guitarists. With his medium strength, warm in the middle and soft in the upper parts he has shaped the sound of countless rock albums and is still an influence today. A sought-after vintage element for amplifiers and speaker cabinets.
Sound character – The perfect mix of warmth, punch and natural compression
The Celestion G12M is known for its Balanced and warm sound, which is especially suitable for Vintage Rock, Classic Rock and Blues ideal. Unlike its more powerful brother, the G12H, The G12M offers a softer tone with slightly compressed highs and defined mids.
- Warm in the middle with a natural tube compression for classic rock sounds
- Soft, silky heights, which round off the distortions pleasantly
- Focused, tighter bass, without being excessively pompous
- Legendary speaker breakup features, which harmonize particularly well with tube amplifiers
Because of his of medium power (usually 20–25 watts) The G12M develops a higher volume at higher volumes. harmonic saturation and natural compression, which is perfect for Bluesy leads, classic rock riffs and British crunch sound is suitable.
The speaker behind the biggest rock sounds
The Celestion G12M Greenback was used by many of the most famous guitarists and bands of the 60s and 70s, including Jimi Hendrix, Eric Clapton, Angus Young (AC/DC) and Jimmy Page (Led Zeppelin). It was used in classic amplifiers and speakers such as the Marshall 4×12 Stack, to whom Vox AC30 and early Orange Cabinets installed.
His organic sound This makes it the preferred choice for guitarists who want a Authentic vintage tone search.

