diff --git a/CLAUDE.md b/CLAUDE.md index bf764c6..5fa6fdb 100644 --- a/CLAUDE.md +++ b/CLAUDE.md @@ -91,23 +91,61 @@ These controls will affect the state variables and the uniform variables of the There will be three abstracts for scopes: -1. A Scope - sweep on horizontal axis. A pulse will appear for a return. The distance from +Please note that identical controls will be the same keyboard strikes or physical controls for all scopes. + +======================================================= +Overall control information + +These are knobs on the panel once that is built. Keyboard keys until then + +1. Intensity - scope overall intensity - Keyboard 3 is lower; 4 is higher +2. Receiver Sensitivity - signal intensity - Keyboard 5 is lower; 6 is higher +3. STC Sensitivity - sensitivity for closer in targets which can overwhelm + overall sensitivity - keyboard q for lower; w for higher +4. STC Range - range to which sensitivity to closer targets is effective + keyboard e for lower; r for higher +5. Radiogoniometer knob for Chain Home; keyboard t for left turn; y for right turn. +6. Maximum Range for all scopes except for chain home, which is fixed. This control + will not operate for Chain Home. These maximum + range selections will be defined for each scope; If you try to go beyond the stated + maximum ranges, the control will have no effect; note that the default maximum range would + be the highest for that scope; keyboard u for lower; i for higher +7. Range Cursor (for ppi scopes, not for a scopes) keyboard o for lower; p for higher +8. Bearing Cursor (for all ppi scopes; not for a scopes) + keyboard a for counterclockwise s for clockwise +9. Bearing for Marine A Scope. This is not for a cursor, but this operates the motor + that revolves the antenna unit keyboard d for counterclockwise and f for clockwise + +Notes; I am maintaining control separation between radiogon, marine a scope bearing, and ppi bearing. +However, when I make the control panel, those will be combined as one physical knob with three +labels, chain home radiogon, marine a scope antenna rotation, and ppi scope bearing to save on +hardware; the same physical control can be used for multiple scopes. + +Note that the range cursor is different from the maximum range. Maximum range is the maximum +radar range setting and range cursor is the range portion of the ppi cursor. +======================================================== +Individual scope informations + +1. Introduction to project. Just text. No scopes. Only one control for entering + scope selection loop. Keyboard keys 1 for forward; 2 for backward. + +2. A Scope - sweep on horizontal axis. A pulse will appear for a return. The distance from the left hand side to the pulse is the range. The height of the pulse is the strength of the return signal. The bearing is determined by manual control. The basic controls for both A Scopes include: - Intensity (the overall brightness of the entire display). + Intensity Sensitivity (the strength of the signal amplification of the receiver). This has nothing to do with the brightness of the pulses. This only affects the height of the pulse and the height of any noise floor. - STC sensitivity; sensitivity for close in targets + STC sensitivity; sensitivity for close in targets. - STC sensitivity range; how far shall the STC sensitivity have effect + STC sensitivity range; how far shall the STC sensitivity have effect. - Chain Home A Scope + 2-1 Chain Home A Scope Because the receiving antennas are very large (about 100 feet), the operator cannot physically move them. @@ -138,13 +176,16 @@ There will be three abstracts for scopes: null points for each target. Since we do not have a physical calibrated knob, we can put the bearing as a text indicator below the A Scope. - The range is 200 miles. + The range is 200 miles. That is the only range option for this scope. There is no graticule. Photos only show crystal oscillator generated 'pips' for every 20 miles. + We do need to have those small pips every 20 miles. + Note that the operator cannot change this. This is due to the limitations of + the technology for that era. - Marine A Scope + 2-2 Marine A Scope Utilization of A scope marine was limited to military use prior to PPI scope invention. An example is British Type 271 radar, introduced in 1941. @@ -171,15 +212,14 @@ There will be three abstracts for scopes: creates a curved waveform; not just a line. A photograph for this display show no graticule at all. Only range pips formed by an oscillator. + Those oscillator pips are fixed. Range settings do not affect them. + The maximum ranges for this scope are: 1. 1.5 miles; marker pips every 0.25 miles 2. 3.0 miles; marker pips every 0.5 miles 3. 6.0 miles; marker pips every 1.0 miles 4. 12.0 miles; marker pips every 2.0 miles - Range can be selected with two keyboard keys or two buttons on the panel, and is - indicated in the text status panel below the scope. - 2. PPI Scope - still being worked @@ -189,7 +229,7 @@ There will be three abstracts for scopes: RADAR EQUATION Lets start here by mentioning the radar equation that sets the perceived strength of any -radar echoes, no matter what kind of radar. +radar echoes, no matter what kind of radar (a scope and ppi scopes) Summary of radar equation: