View Full Version : Anyone ever head of Blue Bird Models?
Cotharyus
08-21-2004, 08:58 AM
I saw an ad in the back of a magazine for some servos. Being an offroad guy, one of them caught my eye being labled "water proof". The ad says "Blue Bird Technology" and it gives the web address http://www.blue-bird-models.com - you can see some of the servo specs there, but there's no information about where to buy them. I have sent them an email, but I was wondering if anyone on here had ever heard of them, or seen/used one of their products.
The eye catching servo:
BMS-630MG
Torque: 181 oz-in
Speed: .17 sec/60 degrees
Heat-sink mid case
Waterproof
Dust-proof
Metal gears
Dual ball bearing
On the web site it states those are the 4.8 volt torque and speed numbers, but it doesn't give 6 volt numbers. I'm having visions of these things in my MGT....
-=ADA$=-
08-22-2004, 04:32 AM
im having visions of the price of it and it makes me cry,
Cotharyus
08-22-2004, 08:22 AM
Actually, someone on another forum told me they have a servo made by these people in an onroad, but they haven't tried it yet. Said he bought it because the low price caught his eye. He hasn't posted where he got it from yet though.
I've got a bluebird 'super speed' servo for my landmax. I've not run it yet but iwill let you know how i get on with it later this week.
regards
mook
http://www.modelsport.co.uk/?CallFunction=Category&CategoryID=201035
munim
08-22-2004, 12:33 PM
I emailed them and asked them about the waterproofing. I didn't exactly understand what the guy said but here's the email
Hi Munim
Thank you for you takes care of our servos.
We will improve the web-site details soon.
Such as your question, done our servos can be waterproof?
We were ever test into water.
Please see the below data:
BMS-630 - No run state
0.2kgf/cm2
Submerge servo in water a minute.
Waterproof: 100%
BMS-630 - Running state (never stop state)
0.2kgf/cm2
Submerge servo in water a minute.
Waterproof: 99%
BMS-630 - No run state
0.5kgf/cm2
Submerge servo in water a minute.
Waterproof: 100%
BMS-630 - running state (never stop state)
0.5kgf/cm2
Submerge servo in water a minute.
Waterproof: 97%
I guess every player truck, then pass through the water or beach will submerge all of
Servos probabilities are less.
Servo basic data:
BMS-303
Weight: 3.4g / 0.13oz no wire
Size:19 x 7.5 x 15.5 mm
0.75 x 0.29 x 0.61 inch
Speed: 0.11sec / 60 deg at 4.8V
Torque: 0.7kg/cm , 11 oz/in at 4.8V
Motor type: coreless motor!!!
Ball bearing: note
BMS-306
Weight: 6.2g / 0.21oz
Size:22 x 10 x 23 mm
0.86 x 0.4 x 0.9 inch
Speed: 0.11sec / 60 deg at 4.8V
Torque: 0.8kg/cm , 12 oz/in at 4.8V
Ball bearing: note
BMS-371
Weight: 8.4g / 0.30oz
Size:24 x 11 x 24 mm
0.96 x 0.43 x 0.99 inch
Speed: 0.12sec / 60 deg at 4.8V
Torque: 1.5kg/cm , 21 oz/in at 4.8V
Ball bearing: note
BMS-380
Weight: 13.4g / 0.49oz
Size:26 x 13 x 26 mm
1.16 x 0.51 x 1.02 inch
Speed: 0.13sec / 60 deg at 4.8V
Torque: 2.5kg/cm , 35 oz/in at 4.8V
Ball bearing: note
BMS-380MG
Weight: 15.6g / 0.55oz
Size:26 x 13 x 26 mm
1.16 x 0.51 x1.02 inch
Speed: 0.15sec / 60 deg at 4.8V
Torque: 3.6kg/cm , 50 oz/in at 4.8V
Ball bearing: note
Gear type: Metal Gears
BMS-380MAX
Weight: 16.4g / 0.58oz
Size:26 x 13 x 26 mm
1.16 x 0.51 x1.02 inch
Speed: 0.16sec / 60 deg at 4.8V
Torque: 4.1kg/cm , 57 oz/in at 4.8V
Ball bearing: single
Gear type: Metal Gears
BMS-620 High-Torque
Weight: 45g / 1.58oz
Size:40.5 x 20 x 41 mm
1.60 x 0.78 x1.61 inch
Speed: 0.15sec / 60 deg at 4.8V
Torque: 9.1kg/cm , 126 oz/in at 4.8V
Ball bearing: Dual
Gear type: Plastic Gears
BMS-621 High-Speed
Weight: 41g / 1.45oz
Size:40.5 x 20 x 41 mm
1.60 x 0.78 x1.61 inch
Speed: 0.13sec / 60 deg at 4.8V
Torque: 6.4kg/cm , 89 oz/in at 4.8V
Ball bearing: Dual
Gear type: Plastic Gears
BMS-631 Super Fast
Weight: 43g / 1.52oz
Size:40.5 x 20 x 41 mm
1.60 x 0.78 x1.61 inch
Speed: 0.10sec / 60 deg at 4.8V
Torque: 5.0kg/cm , 69 oz/in at 4.8V
Ball bearing: Dual
Gear type: Plastic Gears
BMS-620MG
Weight: 51g / 1.80oz
Size:40.5 x 20 x 41 mm
1.60 x 0.78 x1.61 inch
Speed: 0.15sec / 60 deg at 4.8V
Torque: 9.1kg/cm , 126 oz/in at 4.8V
Ball bearing: Dual
Gear type: Metal Gears
BMS-621MG
Weight: 47g / 1.66oz
Size:40.5 x 20 x 41 mm
1.60 x 0.78 x1.61 inch
Speed: 0.13sec / 60 deg at 4.8V
Torque: 6.4kg/cm , 89 oz/in at 4.8V
Ball bearing: Dual
Gear type: Metal Gears
BMS-630MG Super strong
Weight: 49g / 1.73oz
Size:40.5 x 20 x 41 mm
1.60 x 0.78 x1.61 inch
Speed: 0.17sec / 60 deg at 4.8V
Torque: 13.0kg/cm , 181 oz/in at 4.8V
Ball bearing: Dual
Gear type: Metal Gears
BMS-631MG Super fast
Weight: 46g / 1.62oz
Size:40.5 x 20 x 41 mm
1.60 x 0.78 x1.61 inch
Speed: 0.10sec / 60 deg at 4.8V
Torque: 5.0kg/cm , 69 oz/in at 4.8V
Ball bearing: Dual
Gear type: Metal Gears
BMS-705
Weight: 28g / 0.99oz
Size:42 x 21.5 x 22 mm
1.65 x 0.85 x 0.87 inch
Speed: 0.18sec / 60 deg at 4.8V
Torque: 6.0kg/cm , 83 oz/in at 4.8V
Ball bearing: Dual
Gear type: Plastic Gears
BMS-706
Weight: 26g / 0.92oz
Size:42 x 21.5 x 22 mm
1.65 x 0.85 x 0.87 inch
Speed: 0.13sec / 60 deg at 4.8V
Torque: 4.6kg/cm , 65 oz/in at 4.8V
Ball bearing: Dual
Gear type: Plastic Gears
I was ever sent a catalog to Mr. Shirado before.
It is our complete servos specification,
Let me know are you whether any question?
Thanks
Best regards,
Allen Lin
Blue Bird Technology CO,.LTD.
CENthasizer
08-22-2004, 01:25 PM
how come i cant get in the site? all i get is website not found or asian porn!
surfer
08-22-2004, 01:26 PM
i wonder what country these guys are from...
p.s. i think hobby poeple carrys them
Cotharyus
08-22-2004, 10:18 PM
They defidently are located in east asia somewhere, and the english isn't real great. But if the servo's are half of what they claim...
my servo was 'made in taiwan'.The servo has rubber gaskets throughout,bar where the cable enters the servo housing.This is 'sealed' with silicone type sealant and looks a bit cheap when compared against a futaba,which has a nice rubber grommet. Still for £35 i aint that bothered.
mook
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