Line Magnetic LM-219IA

Line Magnetic LM-219IA

300B 845 Vacuum Tube Single-Ended
Class A Power Amplifier

An upgraded version of line magnetic LM-219. Tubes have been upgraded, upgraded circuit optimization, & upgraded transformer optimization.

Product features:
Pure Class A , Single Ended design . Twenty four watts per channel .
All tube integrated with 12AX7 input tubes , 310A and 300B double stage driver tubes and 845 output tubes.
4 pairs of input connectors , Speaker terminals for 4 , 8 , 16 Ohm are provided.
Two user bias controls and bias meters are located on the front panel , allowing you to monitor and adjust bias with ease.
One output meter with two needles is located on the middle of the frontplate , to allow you to monitor the power output of each channel.
Two pieces of specially designed EI transformers for the power supply and two EI transformers with wide bandwidth are used in the design.
A Japanese ALPS audio grade volume potentiometer is used.
Standard with remote control.
Hand made construction with the finest point-to-point wiring.
Soft start and time delay circuit ( 30 secondes ).

Specification:
-Power output:24W+24W(Single-ended Class A)
-Frequency response:15Hz~35kHz(-1.5dB)
-THD:1%(1kHz)
-S/N Ratio:87dB
-Input Sensitivity:230mV(Integrated) 1000mV (Pre-IN)
-Input Impedance:100kΩ
-Output Impedance:4Ω、8Ω、16Ω
-Power Requirements: ~220V±5%(50Hz)
-Dimension (WxDxH): ( 430 x 430 x 400 )mm
-Tube Complement:12AX7 x2、310A x2、300B x2、845 x2
-Net Weight:55kg
-Power Consumption:400W
-Working conditions: temperature: 0 ℃ to 40 ℃ Moisture: 20% ~ 80%
-Storage conditions: temperature: – 20 ℃ ~ 70 ℃ Moisture: 20% ~ 90%

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