line magnetic 503pa
lm 503pa(1)lm 503pa(2)

Line Magnetic 503 PA

These monoblock power amplifiers practically are the split of famous LM-219IA’s power amp section into single channel units, also build-up on famous Western Electric 310A vacuum tube revitalized by LM as base of  perfect classical Western Electric tube combination 310/300B/845, in single-ended circuitry, hand-built with extreme attention to detail,  fully point-to-point wired, with highest quality components, in perfect  first-rate craftsmanship, put into solid and rigid enclosures and full of technical finesse.

All of this sophisticated traditional technology has only one target, the play-back of any sound source feed to it in a fantastic natural sound, build-up finest, mind-benders of amplifier, regarding power, finesse, bass response, inner resolution, clean treble. these amps do it all, really extremely well – combined with matching speakers play-back in the real sense of High-end HiFi, being pure, smooth and natural as the original for various types of music appreciation, re-broadcasting the charm of music, the singer’s feelings as well as classic musical sense and so on, letting  people concentrate on music only with all what is in and nothing else. In this sense the amps really are monsters.

Re-Vitalization of famous Western Electric 310A vacuum tube as base of  perfect classical Western Electric tube combination 310A/300B/845.

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Product Description

Output power:24W ( RMS ) single-ended Class A
Output impedance: 4Ω, 8Ω, 16Ω
Inputs: 1x RCA, 1x XLR per stage
Input sensitivity :1000 mV
Input impedance: 100 kΩ
Frequency range: 15Hz to 35 kHz, -1.5dB
Harmonic Distortion THD: 1% (1kHz)
S/N ratio: 87 dB
Vacuum Tube set: 1x 845 LM, 1x 300B FM, 1x 310A LM, 1x 5U3C
Power supply: AC, 220 V ± 5% / 50 Hz
Power consumption: 290 W per stage
Dimensions: 287×574×279mm (W×D×H)
Weight: 32 kg
Color: silver-black 


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