An 8 watt SET will only work with the L100's at low volume levels. If you want to ROCK OUT with those JBL's you will need a LOT more power! I have JBL 166's and use Dynaco MkIII's and an ARC D75 with them.
I am down to 2 choices (PP or SET amp?) to run my JBL L100 (alnico)
Hi! I am down to 2 choices;
>Bob Latino's VTA ST-120
Power output . . . . . . … > 60 watts RMS per channel at 1 KHz at less than 1 % THD with both channels driven in ultralinear mode or > 32 watts RMS in triode with both channels driven
Frequency response . . . .. 10 Hz to 30 KHz +/- .1 dB at 1 watt
Power bandwidth . . . . …. 17 Hz to 30 KHz +/- .3 dB at 60 watts
Harmonic Distortion . . . . Less than .15% THD from 20 Hz to 20 KHz at 1 watt, less than 1% THD at 60 watts 20 Hz to 20 KHz
IMD …………………….......… Less than .45% (19 Khz and 20 Khz) at rated power
Hum and noise . . . . . ….. More than 90 dB below 60 watt output
Sensitivity . . . . . . ………. 900 millivolts for 60 watt output
Bias setting …………....… .550 volts DC per each KT88 or 6550 output tube
Feedback ………………......… 13 dB total loop feedback
Size .................. ...…..…. 13" x 9.5" x 6.5"
Tube complement ............4 X KT88 or 6550 or KT120, 3 X 12AU7 or 12BH7 or 5963 or 5814 or 6189 or CV4003, 1 X 5AR4/GZ34 or Weber WZ68 SS rectifier
Weight …………………......…. 38 pounds (shipping weight = 45 pounds)
>Audio Note Kit1 300B
S
pecifications:
Power: 8 Watts Class A
Output Tubes: 2 x 300B
1st Stage Gain: 6SN7
Rectifier Tube: 5U4GB
Front Insert Plate:: Solid Copper
Inputs: 1 (option of 3)
Option of Elma 3 input selector at $75
Outputs: 1 x Stereo Pair 4, 8, 16 ohms
Recommended Speakers: min 88dB
Width: 53 cm
Height: 20 cm
Depth: 45 cm
Weight: 18 Kilos
Chassis: 3mm Aluminum with Black Powder Coat
Listening room is 12' x 12'
JBL L100 Century
SpecsFrequency Response:Unknown Sensitivity:91dB (1W input, measured at 1m) Impedance:8ΩPower Capacity:50W (continuous program)High Frequency Driver:LE25 36mm (1.4″) Paper DiaphragmMedium Frequency Driver:LE5-2 130mm (5″) Paper DiaphragmLow Frequency Driver:123A-1 300m (12″) Pressed Paper DiaphragmCrossover Frequencies:1,500Hz and 6,000HzEnclosure Type:Bass ReflexEnclosure Dimensions (HxWxD):600x360x350mm (23.5×14.5×13.75″)Weight:24kg (each speaker)
>Bob Latino's VTA ST-120
Power output . . . . . . … > 60 watts RMS per channel at 1 KHz at less than 1 % THD with both channels driven in ultralinear mode or > 32 watts RMS in triode with both channels driven
Frequency response . . . .. 10 Hz to 30 KHz +/- .1 dB at 1 watt
Power bandwidth . . . . …. 17 Hz to 30 KHz +/- .3 dB at 60 watts
Harmonic Distortion . . . . Less than .15% THD from 20 Hz to 20 KHz at 1 watt, less than 1% THD at 60 watts 20 Hz to 20 KHz
IMD …………………….......… Less than .45% (19 Khz and 20 Khz) at rated power
Hum and noise . . . . . ….. More than 90 dB below 60 watt output
Sensitivity . . . . . . ………. 900 millivolts for 60 watt output
Bias setting …………....… .550 volts DC per each KT88 or 6550 output tube
Feedback ………………......… 13 dB total loop feedback
Size .................. ...…..…. 13" x 9.5" x 6.5"
Tube complement ............4 X KT88 or 6550 or KT120, 3 X 12AU7 or 12BH7 or 5963 or 5814 or 6189 or CV4003, 1 X 5AR4/GZ34 or Weber WZ68 SS rectifier
Weight …………………......…. 38 pounds (shipping weight = 45 pounds)
>Audio Note Kit1 300B
S
pecifications:
Power: 8 Watts Class A
Output Tubes: 2 x 300B
1st Stage Gain: 6SN7
Rectifier Tube: 5U4GB
Front Insert Plate:: Solid Copper
Inputs: 1 (option of 3)
Option of Elma 3 input selector at $75
Outputs: 1 x Stereo Pair 4, 8, 16 ohms
Recommended Speakers: min 88dB
Width: 53 cm
Height: 20 cm
Depth: 45 cm
Weight: 18 Kilos
Chassis: 3mm Aluminum with Black Powder Coat
Listening room is 12' x 12'
JBL L100 Century
SpecsFrequency Response:Unknown Sensitivity:91dB (1W input, measured at 1m) Impedance:8ΩPower Capacity:50W (continuous program)High Frequency Driver:LE25 36mm (1.4″) Paper DiaphragmMedium Frequency Driver:LE5-2 130mm (5″) Paper DiaphragmLow Frequency Driver:123A-1 300m (12″) Pressed Paper DiaphragmCrossover Frequencies:1,500Hz and 6,000HzEnclosure Type:Bass ReflexEnclosure Dimensions (HxWxD):600x360x350mm (23.5×14.5×13.75″)Weight:24kg (each speaker)