6SN7 Line Stage vs Decware ZTPre
The ZTPre's output impedance is 900Ω against the 6SN7 Line Stage's 600Ω, its input impedance 48000Ω against 100000Ω, and its weight 7.8 kg (17 lbs) against 5.44 kg (12 lbs).
AI-generated product photo — not official manufacturer imagery.
6SN7 Line Stage
Don SachsAmplifiersPre-AmplifiersTube Amplifiers
Estimated price (community-sourced)
$2,250 - $2,999
Around — community and catalog average, updates slowly
About the 6SN7 Line Stage
The Don Sachs 6SN7 Line Stage Preamplifier is a custom-built, dual-mono tube preamplifier designed for audiophiles seeking exceptional sound quality and reliability. It is renowned for its use of 6SN7 tubes, which are prized for their rich tonal characteristics and ability to create a wide, three-dimensional soundstage. The preamp features a fully independent power supply for each channel, including separate B+ (high voltage) and filament supplies, resulting in outstanding channel separation and a very low noise floor. The design emphasizes simplicity, quality components, and ease of tube swapping, with a wooden case for optimal cooling and longevity.
Specifications
Power Specifications
Amplification power output and characteristics
- Input Impedance
- 100000Ω
- Max Input Voltage
- 2.0V RMS
Analog Output
Analog signal output specifications
- Output Impedance
- 600Ω
Connectivity
Input and output connections
- Digital Inputs
- RCA
- Analog Inputs
- RCA, XLR
- Analog Outputs
- RCA
Physical Dimensions
Size, weight, and appearance
- Weight
- 5.44 kg (12 lbs)
- Available Colors
- wooden
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions