MatchBox Instruments HF-R Ti Mods

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CRX
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MatchBox Instruments HF-R Ti Mods

MBI HF-R Ti Nichia 219C 4000K 90CRI - 10440 - Rotary Tail & Mo Side Sw - Rechargeable - 620lm.Nichia 219C 4000K 90CRI emitter
12mm Copper DTP MCPCB
ARC glass
OP reflector
Five Mode Resistor Driver
Lighted Momentary DD side switch
Switch Position Locators
Red 6mm x 1.5mm tritium vial

Length - 101 mm
Width - 14 mm
Weight - 49g (With 10440 cell)
Max around – 620lm OTFMBI HF-R Ti Nichia 219C 4000K 90CRI - 10440 - Rotary Tail & Mo Side Sw - Rechargeable - 620lm.

MBI HF-R Ti runtime graph:

MBI HF-R Ti runtime graph:

.

MBI HF-R Head & Tail construction:The original resistor values in the switch are:
92A – 887Ω
201 – 200Ω
150 – 15 Ω
5R1 – 5.1Ω
0 – 0Ω

Body parts modified.

USB Charging Module & Lighted Momentary Side Switch.

Switch Resistor Changes & Modes:

Momentary mode – 620lm
92A – 887Ω to 1Ω – 210lm
201 – 200Ω to 2Ω – 142lm
150 – 15 Ω to same – 28lm
5R1 – 5.1Ω to 200Ω – 2lm
0 – 0Ω to 887Ω – 0.5lm

USB Charging Current - 250mA.

MBI HF-R Ti Nichia 219C 4000K 90CRI - 10440 - Rotary Tail & Mo Side Sw - Rechargeable - 620lm.

.

Other modded versions:

MBI HF-R Ti MT-G2 P0 5000K - 2x10250 - Rotary Tail Sw & Mo Side Sw - 1260lm.MBI HF-R Ti MT-G2 P0 5000K - 2x10250 - Rotary Tail Sw & Mo Side Sw - 1260lm.

MBI HF-R Copper Nichia 219B - 10250 10440 - Rotary Tail Sw - 450lm.MBI HF-R Copper Nichia 219B - 10250 10440 - Rotary Tail Sw - 450lm.

MBI HF-R Ti Nichia 219C 5700K - 10440 - Rotary Tail & Mo Side Sw - 660lm.MBI HF-R Ti Nichia 219C 5700K - 10440 - Rotary Tail & Mo Side Sw - 660lm.

Edited by: CRX on 04/21/2019 - 21:43
Persechini
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Always the coolest builds

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vwpieces
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Wow, Nice work. That is an ODD one. Like a resistor fan SW.
Consider a Pot in the tail?

CRX
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Nice idea, probably could but I do prefer set modes as opposed to variable output.
Taking this one apart has given me some ideas for future builds though Wink

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I think something may be going on with Guy from MBI. He hasnt been online for a while and his website is down since a few days.