Sparta reviews

net dimensions:

 

 

net weight:

 

crate dimensions:

 

 

shipping weight:

 

rotational speed:

 

tonearm lenght:

 

power supply:

ac voltage input:

dc voltage output:

dc transmission:

data transmission:

motors:

motor mounts:

20 in (W) x 14 in (D) x 11 in (H)

51 cm (W) x 36 cm (D) x 28 cm (H)

 

70 lbs / 32 kg

 

24 in (W) x 32 in (D) x 16 in (H)

61 cm (W) x 81 cm (D) x 41 cm (H)

 

95 lbs / 43 kg

 

33.3 rpm and 45 rpm

 

9 inches to 10.5 inches (229 mm to 267 mm)

 

dual channel pure class A linear DC

110V or 220V factory set

0 to 5 volt, cpu controlled, factory calibrated

pico 3 pin cable

pico 4 pin cable

2432 precious metal brushes dc motors (qty 2) delrin capped aluminum tubes

 

speed guidance system:

 

sensors type:

correction cycle:

strobe:

 

platters type:

 

platter weight:

drive:

 

main bearings:

shaft type:

ball type:

lubricant:

service interval:

 

suspension:

elastomers:

continuous open loop feedback,

user speed adjustable

optical diode I/O top motor tachymeter

60 times /rotation. 0.15% max., 0.05% min.

cpu generated 120 Hz with LED output

 

composite compressed phenolic/

aluminum, balanced

27 lbs (12kg) / platter

1 silicone/viton 2.3 string belt / platter

 

dual hydraulic isolated inverted sleeve and ball

grounded heat hardened tool steel

precision steel

8 ml. variable viscosity synthetic oil

5 years (clean and re-oil)

 

full floating top suspended

317 o-rings , viton/silicone proprietary mix