Hyperbolic Match Output

Number:48

Maker:HEMMI (Japan)

Model:Duplex Slide Rule No. 275 (For Advanced Electrical Engineer) Version 2

Scales Front: || L, K, DF || CF, CIF, CI, C || D, LL3, LL2, LL1 ||

Scales Back: ||Sh1, Sh2, Th, A || B, TI2, TI1, SI, C || D, X , Θ || X is radians; Θ degrees.

Gauge Marks:

Cursor Front:

Cursor Back:

Construction: 50cm.; Plastic face on laminated wood ; Cursor is framed. Adjustable metal brackets.

Date:a 1958 - 1963

Source: P.Ross

Information: Need complete information with listing of details of scales, gauge marks and cursor lines.