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Text and photographs by Antonio Bignami
Nautica Magazine
n. 415, November 1996
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ARREDOMAR AM 38
Sergio and Renzo Marchi, owners of the Arredomar yard, are proud of their incredible versatility.
Their facility, in fact, is able to design, build and restore sailboats, racing sailboats and
powerboats achieving always outstanding results.
The wide knowledge and experience is transferred on each single product, and the AM 38 is no
exception to the rule.
This innovative open boat feature a superior habitability, especially below deck, where the space
is smartly used ensuring an outstanding comfort level usually not found on this class boats.
A large forward cabin, a comfortable bathroom with separated shower, and a well designed saloon
area are the standard lay-out. A "two cabin" option is available, which guarantee privacy to four
persons, although the saloon is obviously smaller but still remarkable for its comfort.
On deck the boat feature well organized spaces: the cockpit, in particular, is fully equipped and
spacious, while the side walkways are safe and comfortable.
Performances are, as usual for Arredomar's boats, outstanding. The yacht is fast and powerful
ensuring maneuverability and seakeepness in all conditions. In conclusion the AM 38 is, surely, one
of the Arredomar's masterpieces.
 TECHNICAL DATA
Builder: di Sergio e Renzo Marchi; via Passo 124; 30030 Campalto (VE) Italy; tel.:
+39-41-903264; fax: +39-41-903498
Project by: Arredomar
LOA: 11.60 mt
Register length: 11.06 mt
Hull length:
Max. beam: 3.60 mt
Molded depth: 1.35 mt
Max. draft: 1.05 mt
Light displacement: 7500 kg
Full load displacement: 9000 kg
Max. passengers capacity: 8 persons
Engines: 2x370 hp Cummins 6 BTA 5.9 M3
Total installed power: 740 hp
Transmission: shaft line
Engines weight (reduction gear included): 1112 kg
Light displacement to installed horsepower ratio: 10.13
Top speed (declared): 38 knots at 3000 rpm
Cruise speed: 34 knots at 2800 rpm
Fuel capacity: 1000 liters
Fresh water capacity: 550 liters
Berths: 2+2 in two cabins
Range: 280 miles (cruise speed fuel consumption: 120 l/h)
Tested boat price: 330.000.000 Lit. (VAT not included)
Average miles range, at a given rpm, is obtained dividing the total fuel capacity
(1000 liters) for the "liters/mile" corresponding to the entered rpm. Plotted fuel consumption is
declared by the engines' manufacturer: tuning of the engines, weight of persons, stores, etc... on
board, hull conditions and propeller type can effect the real fuel consumption.
Remarks: an additional cabin is available underneath the cockpit's sole or at the extreme
stern. Starting with the next unit, the cabin profile on deck will be extended till the chain locker.
CONSTRUCTION PARTICULARS
Hull type: deep V.
Construction material: fiberglass and sandwich structure with Termanto core.
Deck and particulars material: fiberglass and sandwich structure with Termanto core.
Fore deck: anchor winch, 4 cleats, grabrail, hatch, sunbathing area.
Cockpit particulars: teak deck, U shaped dinette with lockers underneath and convertible
table, two side lockers, furniture with sink, 2 cleats and two mooring lines lockers.
Swimming platform particulars: two side lockers (one for the shower and the other for the
220 V shore line socket), teak deck, fully hidden swimming ladder, hydraulic gangway.
Superstructure windows material: stainless steel and aluminum with Plexiglas windows.
INTERIORS
Lay-out and main features: bow cabin with double bed and lockers. Bathroom with separated
shower. Living area with dinette, table, fully hidden galley area and main electrical board.
Furniture in cherry wood and upholstery in Alcantara fabric.
Steering station: with adjustable pilot and co-pilot seats, engines monitoring instruments
and gauges, steering wheel, throttles, compass, VHF, log, and color depth sounder.
Chart table: convenient space is available at the dashboard's side or on the table below deck.
Galley: fully hidden and placed to the port side, it include: sink, two burners ceramic-
glass stove, 130 liters refrigerator, microwave oven, storage space and hanging lockers, blower.
ACCESSORIES
Standard equipment: electric WC, water heater, stereo system, cockpit canvas, search-light,
fully hidden dashboard's electronic instrument panel.
TRIAL RESULTS
SEA AND WEATHER CONDITIONS AT TRIAL TIME
wind: -
sea state: moderate swell
OBSERVED PERFORMANCES
Planning time: 6 seconds
Minimum planning speed: 17 knots at 1800 rpm
Top speed: 38 knots at 3000 rpm
PERFORMANCE EVALUATION
Seakeeping: the excellent maneuverability and seakeepness is achieved with relatively small
engines. The boat return promptly on its ideal trim after wave impact, while it easy to control
even in extreme situations.
Rudder and trim tabs response: excellent. The rudder, in particular, is very accurate and
precise.
Visibility: excellent.
Docking capabilities: excellent, thanks to the safe and comfortable deck and to the several
mooring lines lockers placed just where one need them.
COMFORT AND FUNCTIONALLY EVALUATION
Deck: well equipped and safe to walk.
Interiors: elegant finishing throughout with extreme care to space and comfort.
Passengers comfort: the tested unit feature the "one cabin lay-out", thus offering
unsurpassed privacy and comfort to passengers in its class. The "two cabin lay-out", on the other
hand, has been designed to ensure the required privacy and habitability as well.
Steering comfort: the steering station is well conceived an feature a comfortable ergonomic seat.
Chart table: good.
Galley: well placed and with excellent fittings.
Bathrooms: one of the best areas on board, very spacious and comfortable thanks to the two
access doors.
Engine room space: the engine room feature two entrances from the cockpit, and ensure the
required working space.
Electrical plant: well positioned and large.
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