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Welcome to JMC's Thermal Design News. The purpose
of our newsletter is to update customers about our ongoing projects.
Read ahead to
see what's happening at JMC.
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Advanced Phoenix 70 Copper Cooler - View a Demo
The Phoenix 70 Copper cooler offers superior performance
to conventional CPU coolers thanks to its patented dual pass airflow
architecture and its machined all-Copper radial design. The design
creates a vacuum and draws cool air through both the top and the
sides of the heat sink. Click on the button below to view a demonstration
on how dual pass airflow enhances the cooler's performance.
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- 0.27° C/W at 110 Watts (Using Shinetsu 7762)
- All Copper, Radial Design
- Embedded 70x25mm Frameless Fan
- 0.50A at 12Vdc
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Blade Geometry Tools
JMC's blade geometry tools enable our engineering
team to simulate blade designs so that we can accurately predict
fan performance. By relying on numerical simulation, our designers
can predict the performance characteristics of new and existing
fan designs, allowing systems to be optimized at a much lower cost
than traditional design methods.
Blade geometry simulation will allow us to modify the geometry
of the design, PQ curves, torque requirements, flow rate, rotational
speed, and more, in order to design the most optimal air moving
device and build samples that meet our customer's requirements.
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4-Wire PWM for Cost Reduction
JMC offers customers a cost reduced 4-wire PWM
fan that uses the PWM sign al to directly drive a circuit to the motor
coils. This results in 0 RPM when the duty cycle is below 5~8%,
initial rotation when the duty cycle is more than 10%, and full
speed when the duty cycle is at 100%. The frequency of the PWM signal
needs to match the motor characteristics and is normally within
the 30~80 HZ range.
Reduced electronics
Low-cost fan controller chip
One PWM fan model will replace many models of the same custom
designed speed control fan
Download JMC's white paper "Application of PWM control"
by clicking here.
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Riddle Me This - Enter to Win
Email us your answer by replying to this
message. If you are correct, we will enter your name to win the
June giveaway - a multi-tool Leatherman!

Special Bonus: Win 25,000 AAdvantage miles on American
Airlines! Each
time you answer one of our riddles, your name will be added to the
drawing. If you answer correctly, your name will be entered twice
(terms).
What is the next number in this series:
101 103 107 109 113 127 ...?
The answer will be posted in the next newsletter.
Congratulations to Adam Covey of Dell Computer, our
April winner of the Remote-Control Humvee! April
Riddle: What is the missing letter in the following series: 2 T
4 F 8 E 16 S 32 T 64 __? Answer: The letter is 'S'. Each letter
is the first letter of the number before it--spelled out.
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Contact JMC
800-580-6688
info@jmcproducts.com (Corporate
Headquarters USA)
asiasales@jmcproducts.com
(China)
info@jmceurope.com (Europe)
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hit reply and enter "Unsubscribe" in the subject line.
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