Activity Reports

Date code:
yymmdd

091009 Request for information exchange about radio astronomy site facilities, know-how, from German group.

090922 Invitation for collaboration with large German amateur radio telescope group

090809 My Impressions of the Arecibo Single-Dish Radio Astronomy summer session July 12-18, 2009

090410 VLF monitoring proposed; currently recording hydrogen cloud spin flip data, and hydroxyl data

090222 Both encoders installed, operational and roughly calibrated

090208 Wiring installed for Elevation encoder in Upper Dish. SDR-14 data harvested

090203 Elevation encoder was mounted on Upper Dish

090201.2 Azimuth encoder was mounted on Upper Dish

090201 HI (neutral hydrogen) data is being collected from our SDR-14 and logged; working on mapping

081116 Improvements made to stairs to lower dish, Work on signal detection from SDR-14

081026 Construction work proceed on the stairs to the lower dish. Linix analysis machine OS was updated.

080907 Worked on motor specifications for the upper dish, Rodney worked on receiver for educational uses

080824 Paul brought some guests interested in learning about radio astronomy research opportunities

080823.2 Shad working on dish control software, saves receiver and position data in multiple formats

080823 Worked on how best display dish position; pointing accuracy tests; Rodney tested 8.1GHz MODIS rx

080810 Cleaned and adjusted the 1.4 GHz feed horn and got it working with SpectraCyber.

080622 Discussed infrastructure needs. Moved a scaffold guy wire from the stairs to a stake.

080525 Worked on a VLF antenna and pre-amp. Checked upper dish front end as possible cause of asymmetry

080518 Installed cameras, one on upper dish, other on lower dish, allow viewing dish motion from control room.

080511 Review of our efforts to assist the CU Aerospace Engineering Dept for their Senior Project

071021 Mapped the wiring that connects screw terminal barriers in the tower with corresponding ones in T22.

071014 Install Elevation Override Switch; first field test of the TASR (Two-Axis Selsyn Reader) program.

071007 Cleanup of upper dish wiring for CU students, John removed Paratrack PC -

070930 Verifird wiring for upper dish limit switches, improved wiring and covers -

070923 Working on lower dish tracking, upper dish limit switch -

070903 Followup letter on DSES/AMSAT proposed project with ASMO group

070820 Failure report on the stairs, by R. Slate, (pdf)

070820 Intro to failure report on the stairs, by R. Slate

070819 Discussed DSES/AMSAT project with American Student Moon Orbiter (ASMO) group -

070717 DSES, ITS Table Mountain T-22 Site Lower Staircase Report, by R. Slate (pdf)

070722 Patches made to the rim of the lower dish -

070715.2 Containment system for focal point mount for upper dish. Images: Sky Shield, Radome

070715 Took down wind-damaged stairs, straightened scaffolding, Installed boots on lower dish

070708 Upper Dish East Boot Installation, Paul Berge and Don Lewis (jpg)

070708 Installation of Boots on Upper Dish, Evaluate Synchro Problem

070516 Presentation to Longmont Amateur Radio Club

070506 Install bird "Guano Guard" on upper dish, Measure for future radome

070415 Cable for elevation syncros, Painting, Box for upper dish motor controllers

070401 Guest visits, Selsyn cables, Calibrate pointing offset of lower dish

070325 Upper dish RF Characterization Measurements

070324 CU Student Site Visit

070311 Lower dish downconverter, lower dish manual, Prep for EOSS-115 balloon flt

070204 Install hydroxyl line receiver on lower dish

070204 Proposal for Mira observations

070203 Site inspection, Snow

061210 Synchros, Radio astronomy searches, Discuss upper dish calibration

061203 Synchros, Cable to lower dish, Proposal for solar observing project

061126 SpectraCyber temperature sensitivity, selsyns, SC data collection

061114 Report of DSES missing gear

061112 Mount SpectraCyber, OH searches, DSES eqmt tagged, Cables, Educational charts

061105 Facilities repairs, Work on signal cable from lower dish

061029 Work on signal cable to lower dish

061015 Preparations for EOSS-113, Lower dish signal cable, Upper dish manual

061008 Clean jack screws, Lubricate upper dish

060917 Work on radio gear, Clean up facility

060910 Lower dish tracking, Syncros, Servers, Data logger, both dishes moving together

060827 Signal detection, SpectraCyber upgrade, New dual feed front end built

060827 Joseph A. DiVerdi presentation at the Society of Amateur Scientists

060820 Setup what is being called the 'Chinese Radio'

060806 Selsyns, Install log detector for SMP project, Remount lower dish elevation motor

060716 Replace SMP feedhorn, RFP, Selsyns, Rebuild steps, Missing gear

060716 Replace LNA on upper dish and characterize it

060521 Progress on Lower Dish Work, cables, feed mounts, selsyns, boots

060709 Trace out lower dish synchro controller wiring, Cleanup, Work on the CUE Project Plan

060625 Characterization of the RF Systems on the Upper and Lower Dishes

060604 Mount HI Horn on Lower Dish, Repair Upper Dish Brake, SMP data, Selsyns, ATV dipole

060522 Progress on Lower Dish, Cables, Feed Mounts, Selsyns, Boots

060520 Direction Controller Connection to PC, 426MHz antenna

060325 Lower Dish Tracks Moon and Sun, DSES Restoration Efforts Continue

060313 DSES Milestone: Lower Dish Tracks Moon

060122 Anemometer and VLF radio operation restored, Work on signal recovery methods

060115 Lab Cleanup, SMP Operation Begun, Morgie Down, Prepare Data Set for Pulsar Detection

051209 Progress on Lower Dish, Breakers, Drive Motors, Power

051119 Work on Lower Dish Power Wiring

051112 EOSS-100 Tracking Report and Critical Review, Site Improvements, Unscheduled Meeting

051106 New Motors and Motor Control Panel Emplaced in Lower Dish

051016 Lower Dish Scaffold, Painting Control Panel

051008 Visitors, Lower dish position control panel, GPS RX turned off, CGI for SpectraCyber

051002 Work on Lower Dish Control Panel

051002 Antenna controller, ICOM PCR-1000 test, Prospective member, SpectraCyber controller

050924 Changing Racks, Changing Servers, Power Outage

050826 Testing of new absolute encoder on upper dish

050819 Trouble shoot VLF, connect anemometer, on pulsar observations, SpectraCyber RX, NCLUG

050801 DSES Represented at NASA Balloon Science Workshop

050712 Deep Impact Tracking - Final Report

050623 Horizon Data Computed for DSES Upper Dish

050619 New Method of Analysis for Drift Scan Data

050612 Feed Horn Work, Computer Configuration and Naming, Setup Data Logging

050612 Scaffold Repair, Site Clean up, New Electrical Cabinet, Rodents, New Azimuth Motor

050601 Activity Report, Dual Frequency Feed Horn Completed

050528 Activity Report, Motors Removed, Paul Berge, Slate

050430 Report on Tracking of EOSS-90, University of Kentucky Big Blue

050104 Report on Soft Gamma-Ray burst detection; Hydrogen receiver calibrations using 3C033

041226 Report on radio astronomy and other work projects at T-22

041113 Report on radio astronomy work activities at T-22

041011 First full-up test of tracking an extra galactic radio source under computer control

041010 First time test of Paratrack controlling the upper dish, successfully tracked the Sun and ISS

040831 Report on work activities at T-22

040501 EOSS-76 Tracking Report, very successful recording of balloon video telemetry