Jelco TK-850L 12" Static-balance with knife edge tonearm
Bearing for vertical direction equipped super steel metal KNIFE EDGE system.
This Knife Edge material is specially made of super steel, and have very stable and smooth operation.
This Knife Edge is precision hand made, and result is to have very low friction.
Designed Hi-mass type system, and deferent kind metal material used for anti vibration, those are very low gravity, and low gravity sound created from this.
Simple mechanism create good reproduction sound.
The tonearm geometry allows for a Baerwald alignments which is IEC recommendations.
This universal type counterweight can be used from 17 to 35 grs cartridge weight including head shell.
TK-850L is fitted with a standard head shell and can easily be changed with other standard head shell (cartridge).
This attached head shell can adjust the azimuth angle of the cartridge.
Bearing System: Knife Edge
Effective length (from the tonearm pivot to stylus point): 303 mm
Distance of the tonearm pivot to spindle: 290 mm
Overhang (spindle to stylus point): 13 mm
Offset angle: 17.7°
Tracking error angle: +1.45° -0.85°
Horizontal sensitivity (first action, inner wire free): 30 mg
Vertical sensitivity (first action, inner wire free): 30 mg
Suitable cartridge weight with head shell: 17~35 gr
Effective mass: 13.0 gr
Range of height adjustment (distance between the arm base bottom and center of the arm pipe): 38~60 mm