diff --git a/data/apps/microservices/cvtt_musvc.cfg b/data/apps/microservices/cvtt_musvc.cfg
index 9f949a0..70d1152 100644
--- a/data/apps/microservices/cvtt_musvc.cfg
+++ b/data/apps/microservices/cvtt_musvc.cfg
@@ -130,91 +130,6 @@
         }
         , "reset_md_cache_on_start": true
     }
-    , "ohlcv_recorder": {
-        "name": "OHLCV_RECORDER",
-        "app_status_channel": "${GLOBAL_CHANNEL_PREFIX}.OHLCV_RECORDER_STATUS"
-        , "historical_md": {
-            "db": {
-                # "cred_key": "TSDB-CLD32-TESTER-DCKR-CMPS"
-                # "cred_key": "TSDB-CLD32-TESTER-DIRECT"
-                "cred_key": "@env{DB_CREDENTIALS_KEY}"
-            }
-            , "trades_recording": { # unconditional trades recording for 1min aggregates
-                "flush_interval_sec": 5.0
-                , "prune": {
-                    "max_days": 7
-                }
-                , "threshold_recording_lag_sec": 15
-                , "instrument_timeout_sec": 119
-                , "instruments": [
-                    {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-ADA-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-AVAX-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-BCH-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-BNB-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-BTC-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-DOGE-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-DOT-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-ETH-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-HBAR-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-LINK-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-LTC-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-SHIB-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-SOL-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-SUI-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-XLM-USD"
-                    }
-                    , {
-                        "exch_acct": "COINBASE_AT"
-                        , "instrument_id": "PAIR-XRP-USD"
-                    }
-                ]
-            }
-        }
-    }
     , "order_entry_gateway": {
         "name": "OE_GATEWAY",
         "app_status_channel": "${GLOBAL_CHANNEL_PREFIX}.OE_GW.APP_STATUS"
@@ -241,7 +156,7 @@
         # , "exchanges": ["COINBASE_AT"] # DEPRECATED  R E M O V E
         , "connectors": {
             "simulated": true, 
-            "exchanges": ["COINBASE_AT", "COINBASE_FUT"]
+            "exchanges": ${EXCHANGES}
         }
         #  "debug_mode": { # used when '--debug_mode' 
         #     "partial_fill_wait_sec": 3600.0,