Mole-Richardson Nine-Light Molepar (Type 5771)

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Overview

Type 5771 Nine-Light Molepar with three rows of PAR64 lamps

The Nine-Light Molepar is a 9 kW tungsten bank often listed as a Maxi Brute. Its nine 1 kW PAR64 lamps sit in three swivelling columns of three. At 100 ft, FFN very narrow spots produce 405 fc at beam centre. FFR medium floods deliver 120 fc at the same throw and widen the field from 23.3 ft to 51.7 ft.

Key specifications

SpecificationDetails
HeadType 5771
Lamp complement9 × 1,000 W PAR64, extended mogul end-prong
Fixture rating9,000 W maximum, 75 A maximum as listed
Supply rating120/240 V AC or DC. Match installed lamps to the intended supply.
Power connection3 ft attached cable, 100 A Bates (MC258G)
Dimensions31½ × 31 × 7 in.
Head weight74¼ lb with cable on Mole-Richardson’s product page. The archived sheet gives 71¼ lb with cable. Confirm the supplied head.
MountRemovable 1⅛ in. steel yoke pin

Replacement lamps

Mole-Richardson lists the following 1,000 W, 120 V lamps. Beam spread and colour depend on the globe installed.

Lamp codeBeamColourRated life
FFNVery narrow spot3,200 K800 h
FFPNarrow spot3,200 K800 h
FFRMedium flood3,200 K800 h
FFSWide flood3,200 K800 h
FGMNarrow spotDichroic daylight200 h
FGNMedium floodDichroic daylight200 h

Look up replacement lamp codes for this fixture.

Strengths and limitations

  • The nine switches let the crew knock out individual lamps. A partially lit bank changes the pattern as well as the level.
  • Rotating the PAR64 lamps turns an oval field vertically, useful for a tall backing. The chart gives the horizontal orientation.

Practical uses

For a broad backlight, a set of FFR medium floods at 75 ft gives 215 fc at beam centre across a field about 38.8 × 17.8 ft. To concentrate more light on a smaller mark from that position, FFN very narrow spots give 720 fc across 17.5 × 11.3 ft.

Output and photometrics

Centre-beam output in foot-candles for 9 matching 1,000 W, 120 V lamps. The columns point straight ahead and the lenses are turned for maximum horizontal width. The quoted field edges fall at approximately half the centre reading.

PAR64 lamp20 ft30 ft40 ft50 ft75 ft100 ft150 ft
FFN · Very narrow spot10,0004,5002,5301,620720405180
FFP · Narrow spot8,1003,6002,0251,300575325145
FFR · Medium flood3,0401,35076048521512055
FFS · Wide flood1,010450255160704020
FGM · Narrow spot5,1752,3001,29583037021090
FGN · Medium flood1,8008004502901307030

Original lamp, beam-size and output tables (PDF).

Photometric & exposure calculator

Estimate centre-beam illumination and the corresponding camera aperture from this fixture’s published measurements.

Estimated output

Illuminance—lux
Foot-candles—fc
Approximate f-stop—nearest 1/3 stop

Select a configuration to calculate.

Manufacturer readings are for the stated optic, colour setting and full output, measured at the beam centre. Values between measured distances are interpolated. Point-source values outside those distances are approximate inverse-square estimates; large sources cannot be reliably extrapolated and are limited to their measured range. Exposure uses frame rate, shutter angle, ISO and the selected incident-meter calibration. Only the optics and diffusion explicitly listed in the measurement are included; additional modifiers, bounce, beam edges, ambient light, ND filters and camera exposure-index differences are not accounted for. Confirm critical exposures on set with a meter.

Power and controls

Nine toggles on the head provide one switch per lamp. Mole-Richardson lists an attached 3 ft feed with a 100 A Bates MC258G plug. Its 75 A maximum fixture rating and the 100 A connector rating describe different parts of the package.

Optics and mounting

Type 5779 two-leaf shields support the Type 57714 diffuser frame (40 × 30½ in.). The yoke takes a removable 1⅛ in. pin. The frame is taller than the one specified for the Six-Light Molepar.

Comparable fixture

A rental list may also offer a nine-light Molefay. Type 5541 is a 5,850 W PAR36 head with 650 W lamps. Specify Type 5771 when the shot calls for the 9 kW PAR64 chart or spares. Nine-Light Molefay (Type 5541).

Field coverage and further reading

Hand Held Films lists Type 5771 under “Maxi Brute” and specifies a 100 A Bates feed. The type number is useful when ordering from a package list that also includes a nine-light Fay. Hand Held Films Nine-Light Molepar rental listing.

Rental and used-fixture checks

Confirm the head number, loaded weight and lamp codes with the supplier. Request the Type 57714 frame by number if it is needed, and check that the holder pair is included.

Documentation

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