Line Magnetic LM-509IA KT170*4 tube integrated Amplifier HIFI Class AB 130W*2
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Product Feater:
1.12AX7EH tube is used as preamplifier, 6922 forms SRPP circuit, 12AU7EH and 6SN7 are responsible for phase inversion and cathode output. The power amplifier tube is Russian KT170 tube
2. Adopt pure handmade scaffolding technology
3. Aviation grade aluminum panel, luxury electroplated knob
4. Double retro dial design, black brushed aluminum decorative plate
5. Provide two sets of RCA input
6. One set of pure post-stage input and balanced (XLR) input
7. Support V1, V2, V3, V4 four-way bias current adjustment, users can fine-tune
8. German Mcap and Polish MIFLEX high-quality coupling capacitors are used between stages
Power transformer:
Large EI 133*80 high-quality iron core to ensure sufficient and stable power supply under large dynamics.
Output transformer:
114*55 high-quality iron core, effectively improve the audio signal conversion efficiency. Broaden the frequency response range, the sound quality is more delicate and full, and the details are excellent
Product Parameter:
LM-509IA
6922 (ECC88) * 2Used tube: 12AX7EH * 1
12AU7 (ECC82) * 26SN7 * 2 KT170 * 4
Harmonic distortion: 1% (1KHz)
Signal-to-noise ratio: 90dB
Input sensitivity: Line0.27V PRE 1.0V
Output power: 130W + 130W (AB class)
Frequency response of the whole machine: 21Hz ~ 30KHz (-1.5dB)
Input impedance: 100kQ
Output impedance: 42, 82, 16Q
Power consumption: 665W
Net weight: 48kg
Volume (WxDxH): (465X436X283)mm