다음은 Lonny Grafman 강사가 가르치는 Cal Poly Humboldt 의 적정 기술 과정인 Engr305 적정 기술 의 서비스 학습 프로젝트 입니다 .
AEF
AEF 식품 탈수기
잉여 작물을 보존하는 데 도움이 되는 태양열 탈수기
CSA, Arcata Educational Farm의 AEF greywater Greywater 시스템
AEF 정보 키오스크
흙으로 만든 정보 키오스크
AEF 태양광 시스템
수정된 독립형 태양광 시스템
AEF 태양열 온수기
개선된 태양열 온수 시스템
AEF 스파이럴 허브가든
기존 허브 스파이럴 복원
AB
Air Ship Air City 옥상중수여과
옥상중수여과시스템
Aleiha의 포물선형 태양열 조리기
Parabolic Solar Cooker
Amal's ethanol still
밸브가 달린 환류 에탄올 증류기
Arcata 초등학교 빗물 집수
Arcata 초등학교를 위한 3000갤런 빗물 집수 시스템
Backyard Biodigester
유기성 폐기물을 연료원으로 변환하는 생물 소화기
Bayside Park Farm 생활 옥상
정원 지붕에서 Bayside의 새로운 동물 우리로
Bayside Park Farm 빗물 집수 시스템
원예 목적으로 빗물을 모으고 저장하는 집수 시스템
Bayside Park Farm 버미컴포스팅
베이사이드 농장에서 직접 퇴비를 만들기 위한 버미컴포스팅
Bike Rodeo 자전거 믹서기
Rio Dell Community Resource Center용 아동용 자전거 믹서기
자전거 트레일러
유모차를 개조한 자전거 트레일러
청우 뚝배기 청우
뚝배기
하의 strawbale 흙 석고 흙
석고 및 천연 페인트 조리법
CCAT
CCAT 바이크 블렌더 2015
블렌더에 기계적 동력을 공급하는 바이크
CCAT 바이크 전동공구
전동공구에 전기를 공급하는 바이크
CCAT Clay-straw 슬립 월
CCAT의 Greenshed의 Clay-straw 슬립 월
CCAT 의류 건조
CCAT를 위한 효율적인 의류 건조 시스템
CCAT Cold Box
에너지 효율적인 냉장고 솔루션
CCAT Compost System
CCAT's comprehensive composting system
CCAT DIY solar suitcase
A do-it-yourself solar suitcase from CCAT
CCAT earthbag garden terrace
An earthbag terrace at CCAT
CCAT greenhouse natural wall
An aesthetically pleasing natural earthen wall built by clay and straw slip methods
CCAT greenhouse rainwater catchment
Greenhouse Rainwater Catchment System at CCAT
CCAT greenshed cob wall
Cob wall of CCAT's Greenshed
CCAT greenshed north wall
Cordwood and mortar wall of CCAT's Greenshed
CCAT greenshed solar lighting 2015
CCAT lighting improvement to greenshed
CCAT greenshed west wall
Clay-straw slip wall of CCAT's Greenshed
CCAT greywater 2017
Greywater pump at CCAT
CCAT greywater marsh (2008)
CCAT's Greywater Marsh 2008
CCAT greywater marsh (current)
CCAT Greywater Marsh Continued
CCAT interpretive wind turbine display
Demonstration wind turbine
CCAT's living roof
Replacing CCAT's living roof
CCAT MEOW 2012
Refurbishment of CCAT's Mobile Energy Operation Wagon
CCAT MEOW 2015
Refurbishment of CCAT's Batteries for Mobile Energy system
CCAT MEOW 2019
Pedal bike used for Pedaling for power"
CCAT natural concrete stain
Natural concrete stain
CCAT natural paints 2017
Mural at CCAT using natural paints
CCAT natural paint project
Interior paints from natural ingredients
CCAT natural wall construction
Earthen informational kiosk for CCAT
CCAT outdoor solar heated wash station
A Passive Solar Heated Wash Station at CCAT
CCAT pedal powered grain mill
Pedal powered grain mill for CCAT
CCAT pedal powered TV
Updated version of CCAT pedal powered bicycle
CCAT rainwater catchment system
CCAT's current rainwater catchment system
CCAT rainwater catchment system
Rainwater Catchment System at CCAT
CCAT Raised Garden Beds
Controlled beds of soil above toxic ground
CCAT remediation zone
A stable slope for planting and attracting beneficial insects
CCAT Retaining Wall
Retaining wall for slope erosion at CCAT
CCAT rocket mass cobb bench heater
A Rocket Mass Cobb Bench Heater
CCAT rocket stove
CCAT's improved fuel rocket stove
CCAT Small Pond Revitalization
A small pond with a solar aerator at CCAT
CCAT small rainwater catchment
A Small Rainwater Catchment System at CCAT
CCAT small rainwater catchment
Rainwater catchment for CCAT's cob bench roof- CCAT solar stereo system.jpg
CCAT solar stereo system
A portable solar stereo system at CCAT 
CCAT southside rainwater catchment
A rainwater catchment system for the southside of CCAT
CCAT's Vermicomposting Bin
CCAT's vermicomposting bin
CCAT vertical garden
CCAT's Vertical Garden integration for sustainable plant growing
CCAT yurt roof 2019
A Yurt Roof at CCAT
C-F
Chris's ENGR305 Solar Food Dehydrator
A hybrid, solar food dehydrator
Compressed earth brick press
An exploration of compressed earth bricks
Cooperation Humboldt potato tower
A Vertical Garden Used For Growing Potatoes
Deidre's vertical vegetable garden
Solar powered vertical vegetable garden
Devan's vertical axis wind turbine
Experimental Vertical Axis Wind Turbine
Emily small aquaponic system
micro-aquaponic system to grow personal vegetables/fruit
Engr305 peanut sheller project
Peanut sheller made from clay and newspaper
Engr305 pulser pump
A Labeled Pulser Pump
Engr305 pulser pump
A working model of a Pulser pump
Engr 305 solar learning station
Instructional Solar Learning Station
ENGR305 windbelt
Testing new materials for prototype windbelts
Ethanol from organic sugar beets versus refined cane sugar
Determining the cost inputs and energy outputs of small scale ethanol production
G-O
HCOE bike power classroom
A Bike Powered Blender
HBCSL cobb oven
A cobb oven for the Humboldt Bay Center for Sustainable Living
HBCSL solar shower
A solar shower for the Humboldt Bay Center for Sustainable Living
HSU solar suitcase
A Solar Suitcase
Jefferson Community Center compost
A large composting system for Jefferson School
Jefferson Community Center E305 teach-in
A vermicomposting workshop
Jefferson Community Center edible landscape
Garden Beds in the Edible Landscape
Jefferson Community Center native landscaping 2017
Native Landscaping at the Jefferson Community Center
Kiva's straw bale greenhouse
A straw-bale greenhouse
Loleta Elementary rainwater
Rainwater Catchment System at Loleta Elementary
M Street Eureka rainwater catchment
A rainwater catchment system for residential property
Mattole Community Center rainwater catchment
A rainwater catchment from the roof of the Mattole Valley Community Center in Petrolia
Millcreek greywater
A residential greywater processor
Old Growth Cellar rainwater catchment
A rainwater catchment system for Old Growth Cellars
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P-S
Papasan Chair Solar Cooker
A solar cooker and chair when not in use
Parabolic basket and tin can solar cooker
Solar cooker out of local invasive species and waste materialsPlastering CCAT Earthbag Terrace
A sturdy, natural plaster covering to the EarthBag gardening terrace being built in front of CCAT
Rocket stove biomass charcoal
Use of biomass waste charcoal briquettes for rocket stove
Rowan's portable pedal power generator
A pedal power generator
SALIRAJA Yurt Project
A Yurt Roof Composed of Old Cans
Small greenhouse rainwater catchment
A rainwater catchment system for a greenhouse
Solar Charged Lawnmower
An electric lawnmower that utilizes solar power as an energy source
Solar heating box
A passive solar heating box
Stanley and Kristi's eco-friendly carboard furniture
Furniture made from cardboard
Sunbrella
An umbrella in the rain, a solar cooker in the Sun
Sunny Brae Middle School Garden
A garden at Sunny Brae Middle School
Sunny Brae rainwater catchment system
A residential rainwater catchment system
T-Z
Treadmill-a-volt treadmill powered charging
Treadmill power for the Humboldt Bay Center for Sustainable Living
Troubleshooting the AEF photovoltaic system
Troubleshooting, repairing, testing and maintaining a preexisting off-grid photovoltaic system
Tule Fog Farm Grassfed Shed
An indoor space for pigs and goats that also restores a previous brownfield while improving the overall natural landscape
Umbrella solar cooker
A multi-use solar cooker
Wild Chick Farm
A commercial pastured chicken operation in Arcata, California
