KR...
Curator of the Headphone Lust Museum
- Joined
- Jun 22, 2001
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This is the new version...
Manley 300B Preamplifier
5 selectable inputs
3 pairs of RCA outputs including TAPE direct sends
2 front panel headphone jacks
Optimized headphone impedance switching 30-400 ohms to 300-4000 ohms
Selecting HEADPHONE operation mutes LlNE outputs
Vacuum Tubes 2 x 300B, 2 x 6SL7GT, 2 x 5AR4. 2 x 0D3
Gain factory set at 18 dB at max Volume
Internal variable feedback 8 to 12dB ADJUSTABLE
Noise floor: typically -70 dB (1 Hz - 100 KHz)
S/N ratio: typically 105 dB (A WCT, 20 Hz - 20 KHz)
Frequency Response +- 1 dB: 5 Hz to 50 KHz
Distortion THD+N: -80 dB (.01 %) zero "crossover" distortion, mostly 2nd harmonic
Input Impedance: 100 Kohm: Precision stepped attenuator
Output Impedance (LINE STAGE): 100 ohms
Output Power (100 ohm Headphones): 1W (10 V RMS) (28 V P-P)
Output Power (600 ohm Headphones): 1W( 25 V RMS) (70 V P-P)
Power Consumption: 170 Watts (1.4 A @ 120VAC)
Dimensions: W=19". L=13". H=3 1/2"
Shipping weight: 28 Ibs.
Check out all the info on this sweet piece here :
http://www.manleylabs.com/containerpages/300b99.html
Read a review here :
http://www.manleylabs.com/reviews/swoody.html
See ULTRA LUSTful pics here and prepare to drool!!! :
http://www.manleylabs.com/BIGPIXPAGES/300bprepic.html

Manley 300B Preamplifier
5 selectable inputs
3 pairs of RCA outputs including TAPE direct sends
2 front panel headphone jacks
Optimized headphone impedance switching 30-400 ohms to 300-4000 ohms
Selecting HEADPHONE operation mutes LlNE outputs
Vacuum Tubes 2 x 300B, 2 x 6SL7GT, 2 x 5AR4. 2 x 0D3
Gain factory set at 18 dB at max Volume
Internal variable feedback 8 to 12dB ADJUSTABLE
Noise floor: typically -70 dB (1 Hz - 100 KHz)
S/N ratio: typically 105 dB (A WCT, 20 Hz - 20 KHz)
Frequency Response +- 1 dB: 5 Hz to 50 KHz
Distortion THD+N: -80 dB (.01 %) zero "crossover" distortion, mostly 2nd harmonic
Input Impedance: 100 Kohm: Precision stepped attenuator
Output Impedance (LINE STAGE): 100 ohms
Output Power (100 ohm Headphones): 1W (10 V RMS) (28 V P-P)
Output Power (600 ohm Headphones): 1W( 25 V RMS) (70 V P-P)
Power Consumption: 170 Watts (1.4 A @ 120VAC)
Dimensions: W=19". L=13". H=3 1/2"
Shipping weight: 28 Ibs.
Check out all the info on this sweet piece here :
http://www.manleylabs.com/containerpages/300b99.html
Read a review here :
http://www.manleylabs.com/reviews/swoody.html
See ULTRA LUSTful pics here and prepare to drool!!! :
http://www.manleylabs.com/BIGPIXPAGES/300bprepic.html