Tannoy Red 12 & 15 - Specification
LSU/HF/12/L
Loud Speaker Unit / High Frequency / 12 inch / Low impedance
탄노이 레드 12" 빨강배꼽(orange/brown dust cap)과 검정배꼽(black dust cap)은 blind test했을때 그 소리 차이를 거의 구별할수 없으나, 빨강배꼽의 저역이 조금 낫다는 느낌입니다....
Tannoy Dual Concentric Speakers - Serial Numbers
orange cap : 284xx ~ 439xx * black cap : 439xx ~ 57xxx
( year 1958 ~ 1967 )
< specification > Red 12 Red 15
frequency response : 25~20,000 Hz 23~20,000 Hz
power handling capacity : 30 watts 50 watts
impedence : 16 ohm 16 ohm
flux density L.F gap : 11,500 gauss 13,500 gauss
flux density H.F gap : 15,000 gauss 18,000 gauss
bass resonance : 35 Hz 32 Hz
crossover frequency : 1,700 Hz 1,000 Hz
sensitivity : 94 dB/m 93 dB/m
weight : 10 lb 20 lb