1 x NOS Philips Amperex⊿ Holland NL E188CC 7308 ~Premium LowNoise E88CC/6922/CCa ~ Transparent Detail Holographic Sound Rich Warm Dutch House Vocals Lively Response

the breath of life, philips amperex e188cc 7308 are top sonic echelon vintage audiophile tubes made in heerlen holland nl

the textbook dutch house sound is sparkley, lively, and rich in warm resolve, w/ a more forward mid-band than usa variety

this resonant aftertaste and balanced sound stage, are what philips amperex are known for, w/ transparent sound reproduction

the euphoric expansive e188cc sound stage is broader than e88cc, w/ more low-end bass and a birds-eye view detail reveal

this is due to their rugged design and lower db noise floor, meant for mission critical apps and better vibration resistance

the special e188cc internals are highly praised for circuits that are tough on e88cc/6922/cca lifetime and reduce failure rates

10k hour life, crystal clear holographic articulation, and rich harmonic vocal playback, all contribute to their collectible lore

1 x old stock e188cc 7308 by philips holland w/ authentic netherlands delta⊿ etch code, nice silkscreen and box included

all tubes also undergo a complimentary refurbish and deoxit process ~ one of a kind value-added quality control

full mutual gm conductance test, several in stock:

tube1: 118/120 % gm ~ tube2: 116/116 % gm ~ tube3: 105/105 % gm ~ tube4: 102/96 % gm ~ tube5: 98/99 % gm ~ tube6: 90/86 % gm ~ tube7: 98/84 % gm (65 % min good)

+ useful life test pass! (a key longetivity indicator) + leak short gas check

always give up to 100+ session hours w/ your amps specific voltage to cure / break-in

ships well packed worldwide w/ free economy postage!
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1) true holographic sound reproduction (amperex usa/heerlen holland + telefunken/siemens germany + mullard/brimar britain)

2) full frequency pleasant extended warm dynamics (heerlen holland + siemens germany + mullard/brimar britain + tesla czech) 

3) natural organic tone w/ flat response, warm rich imaging (telefunken/siemens/valvo/lorenz germany + mullard mitcham britain)

4) precision bass w/ depth and lush musical resolve (heerlen holland + siemens/valvo germany + ei yugo + tungsram hungary)

5) dynamics, musical warm sound stage (amperex usa/heerlen holland + siemens/valvo germany + mullard blackburn britain)

6) clear layered detail, subtle tone compression (telefunken/lorenz germany + tungsram hungary + tesla czech + toshiba japan)