Cyber Mamba

By dnormous on May 16, 2020

11  774  4

Fresh build to help keep me sane during quarantine. This is the 5th (?) quadcopter I've built. Went with the Source One 7" deadcat frame for stack space, props out of view, and overall versatility. Splurged on the eye candy XING 1777kv motors and I the plan initially is to run Azure 6" or HQ/Gemfan 7" props, plus I have some 7" bi-blades I'm curious about. The TBS nano diversity and Pro32 VTX is the obvious choice in most LR builds right now. Mamba F7 60A stack is overkill, but hoping it will be future proof (>2 year?) and live on if I change directions in a re-builds or substantial motor kv swap. On-board bluetooth is intriguing, hoping that's as smooth as it sounds. For the first time in one of my builds, I went with an on-board HD cam. Hoping the Tarsier V2 will suffice with good enough footage on the days I don't want to charge or risk a GoPro.

I was determined during this build to keep it clean and not attach anything to the top plate. First, I dropped the frame cage down 5mm with new standoffs. Next, the Tarsier went in easily up front, but takes up all the front compartment space. I like the simple standoff mounts for the camera, but it makes the lens stick out too far in the front. I'll need to get a 3D print bumper to protect from easily smashing the lenses in front crash. For the main stack, I used 5mm stack spacers at the bottom to connect the bottom up frame screws with the top down stack screws, which to my surprise worked out great. As usual for me, the hardest part of the build was soldering on the battery lead and cap with the right orientation and inclination. FInally got it so the cap sits nicely towards the back and above the VTX. For ventilation, the VTX sits alone in the back propped up on double-sided tape feet. With the VTX and cap taking up most of the back compartment space, the only place left for the rx was under the stack, which works out pretty well given the 5 mm spacers I used. There's just enough give in the wiring for me to unbolt the stack and get to the rx underneath, but hopefully I won't need to do that very often. Most of the wiring routes under the stack as well, which when twisted together makes for a pretty tidy build. I know it's better to vertical mount one of the antennas, but it's just a pain to accomplish. Over time I'll bend one of the T's down a bit to get it off angel a bit form the other, which should reliably get me out as far as I'd ever need to go.

Still planning to add the gps on to the frame, as soon as I can figure out where to put it. Guessing I'll have to get a beaver tail 3D print to hang it off the back. I mounted the buzzer, but didn't realize until it arrived that it's a new style and doesn't connect to anything. Apparently it detects a crash and then goes off on its own.

Photos

Part List

Frame

RDQ Source One V3 Long Range 7" Frame Kit - 6mm V0.2 DeadCat Arms (15 builds)
Racedayquads.com
$37.24

Flight Controller

DIATONE MAMBA STACK F722S-F60PRO 3-6S (2 builds)
Pyrodrone.com
$99.99

Motors

4 x iFlight Cyber XING 2207.5 1777KV/1999KV/2555KV FPV Motor (3 builds)
Getfpv.com
$99.96

Propellers

Gemfan Flash 7040 Tri-Blade 7" Prop 4 Pack - Choose Your Color (11 builds)
Racedayquads.com
$3.99

FPV Camera

Caddx Tarsier V2 4K HD FPV Camera (63 builds)
Pyrodrone.com
$89.00

FPV Transmitter

TBS UNIFY PRO32 HV (MMCX) (119 builds)
Pyrodrone.com
$49.95

Antenna

Foxeer 5.8G Lollipop 3 2.5DBi Omni Antenna RHCP (2pcs) (129 builds)
Pyrodrone.com
$19.90

Receiver

TBS Crossfire Diversity Nano Rx - FPV LONG RANGE DRONE RECEIVER (97 builds)
Team-blacksheep.com
$49.95

Batteries

RDQ Series 18.5V 5S 2200mAh 80C Long Range LiPo Battery - XT60 (27 builds)
Racedayquads.com
$38.49

Radio

FrSky Taranis QX7 ACCESS 2.4GHz RC Transmitter - Choose Your Color (263 builds)
Racedayquads.com
$129.99

Goggles

Eachine EV200D 1280*720 5.8G 72CH True Diversity FPV Goggles HD Port in 2D/3D Built-in DVR (26 builds)
Banggood.com
$269.90

Misc Parts

Pyro Race LEDs 35mm (4 Pcs.) (10 builds)
Pyrodrone.com
$6.99

Misc Parts

PyroDrone M2x5+4 Anti Vibration Baby Standoffs 4pcs. per bag (2 builds)
Pyrodrone.com
$2.99

Misc Parts

RDQ Micro M8N GLONASS GPS Module (72 builds)
Racedayquads.com
$15.99

Misc Parts

ViFly Finder 2 Buzzer - Lost Drone Finder/Locater/Alarm (174 builds)
Racedayquads.com
$14.99

Misc Parts

Pyrodrone 20x20 FC Stack Cover (3 builds)
Pyrodrone.com
$0.59

Radio Module

TBS Crossfire Micro Transmitter Module (8 builds)
Racedayquads.com
$69.95
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Discussion

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LynxFPV   Apr 26, 2023  

I'm impressed 👍 😁
just finally got my hands on a caddx tarsier from Armattan. been looking to get one for years now ( like 5). yet now I'm trying to figure out what to use it in now that i have one. i also have a 7" deadcat source one build i recently upgraded for legit Long-range from race spec.
i am thinking about switching the foxeer cat3 micro out with the caddx tarsier camera (maybe).
i like how you have your components arranged and as well like how you mounted the caddx tarsier in your build.
how has it held up threw the pass years?

miromir237   May 18, 2020  
2

Footage looks pretty clean to me. Good job man. It's not easy to get 7" fly that good.

Jodie Froster   May 17, 2020  

Just did a near identical build, what settings are you using with your tarsier, your video looks great?

dnormous   May 17, 2020 

4K @ 30 fps with the ND filter on. Then I tweaked the exposure and color grading a bit in resolve, mostly becuase it was such a cloudy day. Hoping the raw footage will be good enough on a sunny day that it won't need any editing.

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