Line Magnetic LM-502CA DAC with a tube output stage
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Payment methods | |
Ships from | Sammamish, WA, 98075 |
Ships to | United States |
Package dimensions | 20.0" × 16.0" × 7.0" (18.0 lbs.) 9.0" × 7.0" × 7.0" (3.0 lbs.) |
Shipping carriers | USPS, UPS or FedEx |
Shipping cost | Log in to see price |
Original accessories | Box, Manual |
Average | Research Pricing |
Well regarded DAC, Line Magnetic LM-502CA, having a tube output stage in pristine and perfectly working condition. Only top panel has two tiny scratches (see picture). This is a 220V version but will come with a step-up transformer which functions as a power conditioner. A review can be found at https://positive-feedback.com/Issue74/line_magnetic.htm.
Features: ESS 9016 DAC chip XMOS asynchronously USB 192KHz Sampling rate: 32bit 44.1KHz, 48KHz, 88.2KHz, 96KHz, 176.4KHz, 192KHz Input: AES / EBU, BNC, USB, OPTICAL, COXIAL Tube and transistor outputs are optional LCD screen display Two high-quality power transformers Digital circuit power supply using O-type transformers Analog circuit power supply using EI-type transformer Digital circuits using high-speed rectifier Analog circuit tube 6Z4 rectifier circuit (jumper switchable to 6X4) Transistor output circuit using advanced op amp Tube output circuit using two 12AU7
Specification: Sampling rate: 32bit 44.1KHz 48KHz 88.2KHz 96KHz 176.4KHz 192KHz Input: AES / EBU, BNC, USB, OPTICAL, COXIAL Total Harmonic Distortion: Tube 0.5% Transistor 0.02% Machine frequency response: 15Hz - 50kHz Signal to noise ratio: Tube 92dB transistor 98dB Vacuum tube: 12AU7 * 2, 6Z4/6X4 * 1 Dynamic range: 120dB Digital input impedance: 75 ohms Output Impedance: Tube 2 kohms, Transistor 600 ohms Output voltage: tube 3V + -0.5dB, transistor 2.5V + -0.5dB Dimensions (W x D x H): 17.1" x 12.8" x 4.1"
Questions for the seller |
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So with the step up transformer, is there any hum? Thanks it is dead quiet. I left the transformer on the whole time, no heat either. |
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