Hyperbolic Match Output

Number:95

Maker:SCIENTIFIC INSTRUMENT COMPANY (SIC) (USA)

Model:Electro Hyper-Vector Log-Log No. 1580

Scales Front: || Sh₂, Sh₁, Th, A || BI, S&S, T&T, CI, C || D, LL₃, LL₂, LL₁ ||

Scales Back: || X₂, X₁, P₂, P₁ || Q, Y, L, _LX, I || I, L^θ₁ & L^θ₁,L^θ₂ & L^θ₂ , _LY ||

Gauge Marks: π is on A, C, and D; 2π is on C and D; C1 is on C and D; Marks f, ρ', ρ" and ρ⁰ are on C and D; π/2 is on Y; e is on LL2 and LL3; to the far left of the LL2 scale is the symbol θ^x.

Cursor Front: Has no gauge marks; however the scale names are imprinted on the cursor on the left hand of each side, and each of the ranges of the S, T, CI, LL1, LL2, and LL3 scales are shown on the right hand side.

Cursor Back: Has no gauge marks; however the scale names are imprinted on the cursor on the left hand of each side, and each of the ranges of the S, T, CI, LL1, LL2, and LL3 scales are shown on the right hand side.

Construction: 25 cm.; Plastic face on laminated wood ; Cursor not framed. Adjustable metal brackets.

Date:

Source: WKR

Information: Note: Is similar to Relay No. 158. See 88.